Jo likes summer the_______ because she has serious problems sleeping in the summer heat.
| A．last | B．least | C．best | D．first |
- Have you heard about the missing flight?
- Sure, it_______ the only thing on the news these days.
| A．would be | B．shall be |
| C．has been | D．will be |
We'll never give up_______ on the project no matter how difficult it is.
| A．work | B．to work |
| C．working | D．worked |
You_______ buy a gift, but you can if you want to.
| A．must | B．mustn't |
| C．have to | D．don't have to |
Your house is always so tidy - how do you_______ it with three children?
| A．manage | B．produce |
| C．train | D．plan |
- Do you know Lucy well?
- Of course I do. We've been good friends_______ ten years ago.
| A．for | B．since |
| C．after | D．until |