单选题My doctor proposed that I _____ for the recent days.
单选题This entrance is in _____ use: do not block it.
单选题By the end of this month, the generating set _____ for a whole year.
单选题When you buy the spare parts for your car, try to get the _____ ones from the authorized dealer.
单选题Those naughty boys were caught _____ flowers in the garden again.
单选题While shopping, people sometimes can’t help _____ into buying something they don’t really need.
单选题The new item about the earthquake in Whittier City was followed by a detailed record made on the _____.
单选题The purpose of the survey was to _____ the school inspectors with local school conditions.
单选题The _____ can help people to see very small objects.
单选题Students are expected to be quiet and _____ in an Asian classroom.
单选题There are _____ approaches to English teaching. But not all of them are equally efficient for our Chinese students.
单选题Last night I was so upset that I could not sleep， ____ in bed the whole night.
单选题This entrance is in _____ use: do not block it.
单选题The production of our plant this year is _____ that of last year.
单选题The second book was _____ by August 1952, but two years later, the end was still nowhere in sight.
单选题The editorial _____ now will appear in tomorrow’s newspaper.
单选题Tom’s exam results seemed never to _____ his mother’s expectations.
单选题It was only after some progress _____ in the use and development of electric current that men began to realize the importance and possibilities of magnetism.
单选题I have no objection _____ the evening with them.
单选题It is _____ whether Sam will come to attend his best friend’s funeral as he has taken the town’s money and made off with it.