— Mum, where is my ball? I remember I put it here yesterday.
— You _______ it in the wrong place.
A. must put B. might put
C. might have put D. should have put
On workday mornings I usually ________ an hour driving to work because of the traffic jam.
A. spended B. am spending
C. spend D. will spend
the website of China Daily, and you will learn more about it.
A. Having searched B. Search
C. Searching D. To search
____ has helped to protect the environment is worth praising.
A. Who B. The one
C. Anyone D. Whoever
—Why didn’t Tom go to the concert last night ?
— I have no idea,but I think he _____ in his study.
A. read B. have read
C. was reading D. would read
Being examined twice a year is the rule that every driver _____ obey in this city.
A. shall B. can
C. ought to D. need