―Look! What a mistake! Why? ―Sorry, I ____ on it.
A.don't concentrate
B.hadn't concentrated
C.haven't been concentrating
D.wasn't concentrating
试卷相关题目
- 133.It was the first time that Mike______the piano at the concert hall and he hoped that his nervousness would go _____.
A.played;unnoticed
B.had played;unnoticed
C.played;unnoticing
D.had played;unnoticing
开始考试点击查看答案 - 2If it ______ for the fence, he ______ into the river.
A.were not; fallen
B.had not been; could have fallen C were not; could fall D.had not been; could fall
开始考试点击查看答案 - 3More teachers and students in our school ________ abroad for further study next year.
A.send
B.will be sent
C.will be sent to
D.will send
开始考试点击查看答案 - 4He told me how he had given me shelter and protection without which I ______of hunger.
A.would die
B.would have died
C.had died
D.Died
开始考试点击查看答案 - 5No decision_____ about any future plan until we have done a thorough research of the teachers' preference.
A.has been made
B.is made
C.is being made
D.will be made
开始考试点击查看答案 - 6He will never _______ though every means ________ tried already.
A.lose heart; has been
B.lose heart; have been
C.lose his heart; was
D.lose his heart; had
开始考试点击查看答案 - 7In Switzerland, six miles west of Geneva,_______ a collection of laboratory buildings.
A.lie
B.are lying
C.lies
D.lays
开始考试点击查看答案 - 8My hands are dirty. I ______ the wall the whole morning but haven't finished yet.
A.have painted
B.have been painting
C.am painting
D.Painted
开始考试点击查看答案 - 9As soon as he comes back, I'll tell him when ________ and see him.
A.you will come
B.will you come
C.you come
D.do you come
开始考试点击查看答案 - 10One witness said that he'd seen the suspect run out of the store after it________.
A.had been robbed
B.was robbed
C.had robbed
D.robbed
开始考试点击查看答案