网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
Such animals as South China tigers are believed __________ ., for we've had no track of them for ages.
A．becoming extinct
B．to become extinct
C．to have been extinct
D．having been extinct
B．to become extinct
C．to have been extinct
D．having been extinct
参考答案
参考解析
解析：考查时态和语态。当believe为被动语态时，后面习惯接不定式。根据后半句“for we’ve had no track ofthem for ages”判断，时态应为现在完成时，extinct“绝种的，灭绝的”。故选C。
更多 “Such animals as South China tigers are believed __________ ., for we've had no track of them for ages. A．becoming extinct B．to become extinct C．to have been extinct D．having been extinct” 相关考题
考题
The teachers??____________ the office for a few minutes when we arrived. We didn’t meet them.A. had been away from B. had leftC. have been away from D. have left
考题
Although the enemy had better weapons, we had popular support. Therefore we were able to hold them to a standoff.()
此题为判断题(对，错)。
考题
Why did Isaksen advise people not to have foreign pets?A. They attack human beings.B. We need to study native animals.C. They can’t live out of the rain forest.D. We do not know much about them yet.
考题
Why did the mother ask for Chinese green tea?A．she was tired of Indian teaB．she had a son working in China.C．she believed it had a curing effectD．she was fond of Chinese products,
考题
Some of them did not get a chance to see the Olympic flame because of the () changes, but we, indeed, feel their passion for China and the Olympics.
A.profitB.suspendC.escapeD.route
考题
In China nowadays a lot of people are getting used to sharing the cost of the meal equally between them_________，as we say。A. to buy aroundB. to foot the billC. to go to DutchD. to go Dutch
考题
The cat family ___ cats, lions, tigers and similar animals.A、involvesB、employsC、excludesD、embraces
考题
We were able to () the error and have credited your account.A、track outB、track downC、track overD、track up
考题
Last night's storm was the most_______we've had all year.A. destructiveB. destructC. destructionD. destructed
考题
()orders to our satisfaction, we would have regarded them as promising customers.
A、Had they executedB、If they have executedC、If they would executeD、Have they executed
考题
in china nowadays a lot of people are getting used to sharing the cost of the meal equally between them, _______, as we say.
A、to foot a billB、to buy a roundC、to go DutchD、to go to Dutch
考题
What can we infer about primitive birds from the text?A．They had claws to help them climb.B．They could fly long distances.C．They had four wings like hoatzins.D．They had a head with long feathers on the top.
考题
Such animals as South China tigers are believed_______, for we’ve had no track of them for ages.A.becoming extinct
B.to become extinct
C.to have been extinct
D.having been extinct
考题
In the 17th century,the English government encouraged people from Scotland and Northern England to emigrate to the north of Ireland because（）Athey wanted to increase its control over IrelandBthey had too many people and didn’t have enough space for them to live in BritainCthey intended to expand their investmentDthey believed that Ireland was the best place for them
考题
（），we would have finished it then.A、If had we had better equipmentB、Had we had better equipmentC、Had had we better equipmentD、We had had better equipment
考题
单选题（），we would have finished it then.A
If had we had better equipmentB
Had we had better equipmentC
Had had we better equipmentD
We had had better equipment
考题
问答题Marco Polo was born in Italy in 1254. He was the most (1) f____ westerner to visit China during the Middle Ages. He wrote a (2)____about his travels. He described all the things he saw and heard. Many people read the book, but (3)believed what he said. He spoke of places and people that he knew about at that time. His father, Nicolo Polo, and his uncle were (4)____(wealth) traders, who regularly traveled to parts of the East. They visited China and became friends with Kublai Khan, the great Mongol (5) em____ It was only when they (6)____(return) to Italy from China that Marco, who was now 15 years old, first saw his father. Marco decided to accompany them for their next trip. It took them more than three years to travel the 9,000 miles to Shangtu, (7) cap____ of the Mongol Empire. Kublai Khan had many palaces and Shangtu was the one he used in the summer. It was (8) si____ in the mountains south of the Gobi desert. Every year when (9)____was over, he and his friends moved down from Shangtu to Dadu in the lowlands. This was his winter (10) p____ and it is now called Beijing.
考题
单选题Such animals as South China tigers are believed ______,for we've had no track of them for ages .A
becoming extinctB
to become extinctC
to have been extinctD
having been extinct
考题
单选题What can we infer（推断） from the story?A
Aunt Polly gave Tom a lot of pocket money for what he had done.B
Ben and the other boys might feel unhappy when they found out the truth.C
Tom believed that he had discovered how to deal with different people.D
Everyone thought Tom clever when they realized what had happened.
考题
单选题In the 17th century,the English government encouraged people from Scotland and Northern England to emigrate to the north of Ireland because（）A
they wanted to increase its control over IrelandB
they had too many people and didn’t have enough space for them to live in BritainC
they intended to expand their investmentD
they believed that Ireland was the best place for them
考题
单选题______ all the animals I've ever had, those two dogs are the most sensitive to the spoken word.A
FromB
OfC
ForD
With
考题
单选题Although we had told them not to keep us waiting, they made no ______ to speed up deliveries.A
trialB
attemptC
actionD
progress
热门标签
最新试卷
