Jack failed to pass the final exam.
---_______.
| A．That'sOK |
| B．Congratulations |
| C．Noproblem |
| D．Oh,I'msorrytohearthat |
I don't know _______.Can you tell me________?
| A．how swim; what to do | B．how to swim ; what to do it |
| C．how to swim; what to do | D．what to swim; how to do |
That's very kind ______ you. I know it's very hard _______ you to do that.
| A．of, of | B．of, for | C．for, of | D．for, for |
David used to _____________ in the afternoon.
| A．practice swimming | B．practicing swimming |
| C．practice swim | D．practices swimming |
How do you study _______a test? I study _______working with friends.
| A．for ; for | B．for ; by | C．by ; for | D．by ; by |
--- Could you tell me? --- Certainly. In 20 minutes.
| A．when will the train to Beijing leave |
| B．when the train to Beijing would leave |
| C．when the train to Beijing left |
| D．when the train to Beijing will leave |