These problems are hard to . Will you give me some advice?
| A．work out | B．look out |
| C．hand out | D．break out |
- Do you often get some presents_______ Christmas Day?
- Yes. And we usually hold a party_______ it.
| A．at; celebrate | B．on; celebrates |
| C．on; to celebrate | D．at; celebrating |
- Where is Simon?
- He with two of his friends_______ games in the garden.
| A．play | B．plays |
| C．is playing | D．are playing; |
-_______ do you take some_______?
-Every day. And I am very healthy.
| A．How often; exercise |
| B．How long; exercises |
| C．How much; exercise |
| D．How many; exercises |
It is impossible for humans to live on the moon_______ there is no water_______ air there.
| A．so; and | B．because; and |
| C．if; or | D．because; or |
Which underlined letters of the words have a different sound?
| A．start | B．quarter |
| C．far | D．arm |