In the experiment we kept a watchful eye ________ the developments and recorded every detail.
| A．in | B．at |
| C．for | D．on |
—We have two seats free here. Which one would you like?
—! My mother is coming to see the film with me.
| A．None | B．Neither | C．All | D．Both |
—Have you played baseball before?We need one more player.
—I like ball games, so I belives it will be fun to learn baseball.
| A．Sometimes | B．Not really | C．Never mind | D．That’s cool |
Many buildings in the city need repairing, but the one first is the library.
| A．repaired | B．being repaired | C．repairing | D．to be repaired |
At the meeting place of the Yangtze River and Jialing Riiver , one of the ten largest cities in China.
| A．lies Chongqing | B．Chongqing lies |
| C．does lie Chongqing | D．does Chongqing lie |
Today ,we will begin we stopped yesterday，so that no point will be left out.
| A．when | B．where | C．how | D．what |