. The drunk driver is for the traffic jam yesterday.
The surface of the table ______ smooth enough.
一Why didn’t you try your best to get on the bus?一I tried to,but ______ I could,it started moving.
You seem to have a ready—made answer _______ I ask you a question.
一You have made great progress in your studies of English,haven’t you?一Yes,but much _______ . ‘
________ to overcome the difficulty,he works day and night.