When we write our homework on the computer, we should _____ first.
| A．save the document | B．print our homework |
| C．open a new document | D．turn off the computer |
---Dad, must we wait until the light becomes green?
---Yes, I’m afraid we ______. That’s the traffic rule.
| A．can | B．may | C．have to | D．need |
My grandpa told a good story, but I told a ______ one.
| A．good | B．better | C．best | D．worse |
---What ______ the noise, Bill?
---Sorry, I broke my glass.
| A．is | B．was | C．has been | D．will be |
He has born in Italy, but he has made China his ______.
| A．family | B．address | C．house | D．home |
If you want to change the world, you have to ______ yourself first.
| A．enjoy | B．check | C．help | D．change |