— I phoned you at 7 yesterday evening but nobody answered.
— Oh, I ________ my dog in the park then.
| A．walked | B．was walking | C．had walked | D．would walk |
--We________ in advance. Look, this restaurant is almost empty.
--Yes, just in case.
| A．needn’t have booked | B．mustn’t have booked |
| C．didn’t need to book | D．couldn’t have booked |
Try to appreciate the world from another angle ________ you will find how wonderful life is.
| A．or | B．so |
| C．but | D．and |
I like to make ________friends with Mary because she takes________ lead in everything.
| A．/; the | B．/; / |
| C．the; the | D．the; / |
--- What would you like to do? Doing shopping or going to the cinema?
--- ________. Whatever you want to do is fine with me.
| A．It’s up to you | B．All right |
| C．Glad to hear that | D．It just depends |
Nowadays people are more concerned about the environment _______ they live.
| A．what | B．which |
| C．when | D．where |