He can’t state clearly how long he has ___________ the bicycle?
A. keep B. buy C. bought D. Had
----How can I improve(提高) my listening skills?
-----_______________more.
A. Listen B. Listening
C. To listen D. By listening
--My aunt ______________ Singapore for a holiday.
---It’s a beautiful country. I ___________there twice.
A. has gone to; have gone
B. has gone to; have been
C . has gone to; have been to
D. has been to; have been
Look! __________ high speed the roller coaster is __________.
A. How; moving B. What; moving
C. How; moving at D. What; moving at
What will the computer ______ in the future?
A. looks like B. look
C. be looked like D. be like
Father put the ladder(梯子)_________ the tree to pick the apples for me.
A. against B. on C. above D. Over
