I used to drink a lot of tea but these days I ＿＿＿coffee.
| A．prefer | B．preferred |
| C．have preferred | D．am preferring |
. --- You know Jane?
--- Yes, it was ____ I surfed the Internet last week.
| A．that | B．when | C．why | D．whom |
Prices of food in that area ____ sharply since word came that the war would break out soon.
| A．were cut down | B．were rising | C．have been brought down | D．have been going up |
. I think Ma Linlin will ____ a good monitor, so I'm going to vote for her.
| A．remain | B．make | C．get | D．grow |
. He didn't want to see anybody, so he spent six hours ____ in the small room.
| A．locked | B．to lock | C．locking | D．being locked |
My son is very shy, but can you imagine ____ at the English party?
| A．him sing | B．his singing | C．him to sing | D．his to sing |