—Have you known each other for long?
—Not very long,____we started to work in the company.
| A．after | B．before | C．when | D．since |
When I arrived at home, my husband was lying on the floor，__________ the kids with toys.
| A．entertains | B．entertaining |
| C．entertained | D．to entertain |
He made a promise that he would __________ us with dinner the next day, but he broke his word.
| A．give | B．offer |
| C．entertain | D．equip |
-Oh, you've got this English-Chinese dictionary. How do you find it?
-It is __________. I turn to it whenever I meet with new words.
| A．of no use | B．great useful |
| C．of great use | D．not useful |
This dictionary is __________ to my translation, but that one is __________.
| A．a great help; of no use |
| B．very helpful; of no any use |
| C．great help; helpless |
| D．important; of few importance |
The two cakes are of __________ size, but the one they bought last week was twice __________ size of them.
| A．the; the | B．a; the |
| C．a; a | D．the; a |