—Shall I help you with the math problem?
—________.
| A．If you wish | B．With pleasure |
| C．You’re welcome | D．That’s right |
—So hard _____ in the past few months that he has made great progress in English.
—I can see that; only a few mistakes _____ in the exam.
| A．has he worked; did he make | B．he has worked; did he make |
| C．he has worked; he made | D．has he worked; he made |
Yang Liwei was surrounded by the audience _____ he stepped off the stage.
| A．until | B．through | C．now that | D．instantly |
I don’t know the girl _____ in the storm.
| A．to catch | B．caught | C．catching | D．to be catching |
The pilot asked all the passengers on board to remain _____ as the plane was making a landing.
| A．seat | B．seating | C．seated | D．to be seating |
—I prefer shutting myself in and listening to music all day on Sundays.
—That’s_______ I don’t agree. You should have a more active life.
| A．where | B．how | C．when | D．what |