You________wear sports shoes when you climb a mountain．
| A．can’t |
| B．shouldn’t |
| C．mustn’t |
| D．have to |
We can't do listening .practice today, for Miss Zhao's tape-recorder doesn't
| A．act | B．do | C．serve | D．work |
-- l’m always a little nervous when I talk to Mr. Smith.
-- _____ He is strict, but he is kind to his students.
-_,
| A．That’s right | B．What a pity | C．Fake it easy | D．Take your time |
I can hardly hear what it is saying on TV. Would you please
| A．turn it up | B．turn it down | C．turn it on | D．turn it off |
My father was preparing for his speech __ my mother was doing some washing last night.
| A．if | B．while | C．unless | D．until |
He promised to pick me up at the school gate. However. he __ yet.
| A．didn’t arrive | B．doesn’t an’lye | C．isn’t arriving | D．hasn’t arrived |