You should make a careful plan _________ the experiment.
A.before to do
B.before doing
C.after to do
D.after doing
试卷相关题目
- 1The judge asked me many questions and _________.
A.they had difficulty being answered
B.answering them was with difficulty
C.they were difficult to answer
D.to answer them was to be difficult
开始考试点击查看答案 - 2_______as an Olympic event, a sport must be played in at least 75 countries on at least 4 continents.
A.To accept
B.Having accepted
C.To be accepted
D.Accepting
开始考试点击查看答案 - 3.Polly found herself_________ up at a man_________with his hand___________on her arm.
A.staring; standing; resting
B.stared; stood; rested
C.stare; stood; rested
D.to stare; standing; resting
开始考试点击查看答案 - 4------ Where's the best place to meet? ------ What about ______ outside the cinema?
A.meeting
B.to meet
C.meet
D.met
开始考试点击查看答案 - 5What a shame for me when someone ______ next to me heard a flute in the distance and I heard nothing .
A.stood
B.to stand
C.stand
D.standing
开始考试点击查看答案 - 610. Hearing the news, he rushed out, _______the book _______ on the table and disappeared into the distance.
A.left; lain open
B.left; lay opened
C.leaving; lie opened
D.leaving; lying open
开始考试点击查看答案 - 7–What do you enjoy most _________in the summer holidays? --Playing table tennis.
A.killing time
B.to kill time
C.spending the time
D.to spend the time
开始考试点击查看答案 - 8She seemed ________ the book before, but she said she had never.
A.to read
B.to have read
C.to be reading
D.reading
开始考试点击查看答案 - 9Whenever you enter the reading room, you can find all the students _____ at their desks, with their attention _____ on the books, except Tom.
A.sitting, fixing
B.to sit, fixed
C.seating, fixing
D.seated, fixed
开始考试点击查看答案 - 10She felt ______ about wearing the improper garment in the party.
A.embarrassing
B.embarrass
C.to embarrass
D.embarrassed
开始考试点击查看答案