Although there were so many people in the square , I could ___________my friend the moment he appeared .
| A．pick up | B．make up | C．set out | D．pick out |
In our class there are 50 students，half ___________ wear glasses．
| A．in whom | B．in them |
| C．of whom | D．of them |
With a lot of homework _________last weekend, Tom didn’t go to the movies with his friends.
| A．finished | B．to finish |
| C．finishing | D．being finished |
They use computers to keep the traffic _________ smoothly.
| A．being run | B．run | C．to run | D．running |
Sarah, hurry up. I’m afraid you won’t have time to ______ before the party.
| A．get changed | B．get change |
| C．get changing | D．get to change |
To qualify yourself for this kind of new job, I recommend that you ______ some online courses.
| A．to take | B．taking | C．take | D．would take |