--- Middle school students hardly know anything about shopping online, __________ they?
--- ________. It’s very popular with teenagers.
| A．do ; No | B．do ; Yes |
| C．don’t ; No | D．don’t ; Yes |
——What’s wrong with your coat?
——Just now when I wanted to get off the bus, the man next to me _______ on it.
| A．is sitting | B．had sat | C．sits | D．was sitting |
Hurry up! The play _______ for ten minutes.
| A．has begun | B．had begun | C．has been on | D．began |
_________ little water is not enough for ________ many people.
| A．Such, so | B．So, so | C．Such, such | D．So, such |
——What a heavy rain！ Will it last long?
—— ________ . We are getting into the rainy season now.
| A．Of course not | B．I′m afraid so |
| C．That′s impossible | D．I′m afraid not |
——Can I walk across the road now, mum?
——No, you_______. You have to wait until the light turns green.
| A．couldn't | B．shouldn't | C．mustn't | D．needn't |