______ the whole morning, my daughter felt very tired.
| A．Reading | B．Having been read | C．To be reading | D．Having been reading |
it is to jump into a pool or go swimming in a river in summer!
| A．What great fun | B．What a great fun |
| C．How great fun | D．How a great fun |
Mobile phones have made possible for us to reach out to the farthest corners of the world from our homes.
| A．them | B．that | C．this | D．it |
－Do you have sweet tooth?
－Yes, but I’m on diet now.
| A．a;the | B．不填；a | C．不填；不填 | D．a; a |
．—Shall we have red wine or white?
—Either is OK.
| A．It’s up to you. | B．That’s settled. | C．Go ahead. | D．You’ve got it? |
—How can I use this washing machine?
—Well, just the instructions.
| A．belong to | B．refer to | C．agree to | D．point to |