-----Mr. Smith, can I come to ask for some advice on my paper at any time?
-----Yes, of course. .
| A．If you’re convenient | B．At your convenience |
| C．That’s right | D．Don’t mention it |
The book has been well received, but _________ actual sales, it hasn’t been very successful.
| A．in terms of | B．in need of | C．in favour of | D．in honor of |
Though they are very busy every day, they manage to get tighter_______.
| A．by and by | B．now and then | C． all the time | D．more or less |
She _______herself ______as an American.
| A．passed ;off | B． passed; through | C．passed; on | D． passed; by |
She is only a (n) _________, not a friend of mine.
A. acquaintance B . familiarity C. announcement D, family
I’m sorry I didn’t recognize you just now. You look different _________.
| A．sometime | B． somehow | C． anywhere | D．anyhow |