He says “________” to his parents before he goes to bed.
| A．Good evening. | B．Goodbye. |
| C．Good night. | D．Good afternoon. |
If anyone wants to say something in class, you ________ put up your hands first.
| A．must | B．may | C．should | D．Can |
-- __________ you ________ your book to the library?
-- Yes. I returned it yesterday.
| A．Did, return | B．Have, returned |
| C．Will, return | D．Do, return |
The missing boys were last seen ______ near the river.
| A．to play | B．play | C．to be playing | D．playing |
I’m going to look for another job ________ the company offers me more money.
| A．after | B．unless | C．When | D．for |
-- _______ do you write to your parents?
-- Once a month.
| A．How long | B．How soon |
| C．How often | D．How far |