Apples are usually sold by ________ weight, and eggs are sometimes sold by ________ dozen．

A．/,the

B．the, the

C．/, a

D．the, a

You can see such a sign ________ meters．

A．every a few hundred

B．every few hundreds

C．every a few hundreds

D．every few hundred

It was not until ________ that ________ to prepare his lesson．

A．did his father come in, the boy began

B．his father came in, the boy began

C．did his father come in, did the boy begin

D．his father came in, did the boy begin

－Do you still smoke?

－________．It's two years since I smoked．

A．No, I don't．

B．Yes, I do．

C．Not too much．

D．Oh, yes, but I wish I didn't．

－Tom came back home the day before yesterday．

－Really?Where ________?

A．has he been

B．has he gone

C．had he gone

D．had he been

Isn't ________ rude ________ him to talk to his mother like that?

A．that, for

B．that, of

C．it, for

D．it, of

The teacher advised me to spend as much time as I ________．

A．could study

B．could studied

C．could to study

D．could studying

There are only two ________ assistants in that ________ shop．

A．women, shoe

B．woman, shoe

C．woman, shoes'

D．women, shoes'

On the desk there is a dictionary ________ the cover is red．

A．whose

B．which

C．of which

D．where

I thought her nice and honest ________ I met her．

A．for the first time

B．the first time

C．at first time

D．by the first time