The Chinese mainland has become the world's second______ market for iPhone.
| A．big | B．bigger |
| C．biggest | D．the biggest |
-I can’t see the words on the blackboard clearly.
-___ can I. Maybe we should wear glasses.
| A．Either | B．So | C．Neither | D．None |
Which of the following signs can you see on the door of a shopping mall?
-Do you have ______dancing to the music? –No. In fact, it’s very easy.
| A．satisfaction on | B．difficulty |
| C．importance | D．kindness |
-Jim takes ____his father. -You mean he is similar____ his father.
| A．for; as | B．to; with |
| C．after; to | D．away; from |
Don’t worry. We are old enough to look after ______.
| A．myself | B．me | C．us | D．ourselves |