—Did you find the missing couple in the mountain yesterday?—No,but we _____ to get in touch with them ever since.
A.have tried
B.have been trying
C.had tried
D.had been trying
试卷相关题目
- 1— Come on,Kitty.— Oh, good heavens! Both my legs are nearly to give out. I_______ for hours like a dog.
A.have been walking
B.had walked
C.was walking
D.walked
开始考试点击查看答案 - 2-I'm sure Andrew will win the first prize in the final. -I think so. He____for it for months. [ ]
A.is preparing
B.was preparing
C.had been preparing
D.has been preparing
开始考试点击查看答案 - 3—Mum,I really think Dad should have a break and get relaxed. —Yes. He______ too long.[ ]
A.read
B.had read
C.has been reading
D.is reading
开始考试点击查看答案 - 4— I have got a headache. — No wonder. You ______ in front of that computer too long.
A.work
B.are working
C.have been working
D.worked
开始考试点击查看答案 - 5— Did you find the missing couple in the mountain yesterday?— No, but we ____ to get in touch with them ever since.
A.have tried
B.have been trying
C.had tried
D.had been trying
开始考试点击查看答案 - 6Unrest and violence in North Africa and the Middle East ____ at their fastest rate since 2008. [ ]
A.have been raising
B.have been rising
C.have raised
D.have risen
开始考试点击查看答案 - 7The little boy________in the mud all morning.No wonder he is dirty from head to foot.
A.has played
B.is playing
C.has been playing
D.was playing
开始考试点击查看答案 - 8Prices ________ all the time and no one knows when they ________ stable.
A.are going up; become
B.have been going up; will become
C.have gone up; will become
D.have been gone up; become
开始考试点击查看答案 - 9Over the past decades, sea ice _______ in the Arctic as a result of global warming.
A.had decreased
B.decreased
C.has been decreasing
D.is decreasing
开始考试点击查看答案 - 10The secretary________letters all the afternoon and there are still two letters to finish.
A.is typing
B.had type
C.has been typed
D.has been typing
开始考试点击查看答案