In developed countries, farm workers _________ only a small section of the population.
A. pick up B. make up C. hold up D. keep up
Science and technology __________ nowadays in our socialist construction.
A. plays an important part B. play an important part
C. play important parts D. take important parts
_____ in the queue for half an hour, Tom suddenly realized that he had left his wallet at home.
A. To wait B. Have waited C. Having waited D. To have waited
John as well as the other children who _______ no parents _______ good care of in the village.
A. have; is being taken B. have; has taken
C. has; is taken D. has; have been taken
Does John know any other foreign language _____ French?
A. except B. but C. besides D. beside
They _______ to come to the meeting on time，but they were late again
A．meant B．had meant C．means D．have meant
