He used to computer games, but now he is used to a walk after supper.
| A．play, taking | B．playing, taking |
| C．play, take | D．playing, take |
—Alice, you look puzzled. Have you understood it?
—Yes, I another problem just now.
| A．have thought of | B．am thinking of |
| C．had thought of | D．was thinking of |
Whether ways will be found to stop pollution or not is just worries the public.
| A．why | B．which | C．that | D．what |
Travelersthat they should bring their ID cards with them.
| A．have reminded | B．are reminded |
| C．were reminding | D．had been reminded |
Shanghai has hosted2010 world Expo. The world Expo has long history but it has never been held in Asia.
| A．——；a | B．the ; a | C．the ; the | D．/ ; / |
—What a fine day! Shall we go picnicking.
—. But we need to be home before six o’clock for the football match.
| A．Have a nice time | B．Pardon me |
| C．That’s great | D．You are right |