—We’ll visit the zoo tomorrow. —________________.
| A．Good idea. | B．I’d like to. |
| C．Have a nice trip. | D．Believe it or not. |
---Whose book is this?
---It________ be Ning’s because it has her name on it.
| A．must | B．can’t | C．might | D．could |
There are ______________ birds there in the sky.
| A．Million of | B．five millions of | C．millions of | D．five millions |
I think teenagers ____________ to choose their own clothes.
| A．be allowing | B．should be allowed | C．be allowed | D．should allowed |
---Lucy _________ really quiet but now she is very outgoing.
---Yes. She has changed a lot.
| A．use to be | B．used to | C．used to be | D．be used to be |
---How do you learn English?
--- I learn English__________ making flashcards..
| A．on | B．for | C．by | D． with |