（）Before , I __ quiet

I remembered______the door before I left the house.

A．locking

B．lock

C．to lock

D．locked

I caught a ______ of the car before it disappeared very rapidly.

A．sight

B．glare

C．glimpse

D．glance

A.touch

B.connect

C.contact

D.contract

I had to get ______ about the subject before I write the paper. ()

A．a few more informations

B．a little more information

C．a few more information

D．a little more informations

I have to get______ about the subject before I write the paper.

A．a little more information

B．a lot more informations

C．a few more information

D．more informations

—I always look out before crossing the street.

—You are right. You can't be too______.

A. nervous

B. careful

C. careless

D. hurried

Let's take a walk before we start to study again. "Oh, I think it's ______ for walking."

A．much too hot

B．very much hot

C．too much heat

D．very much heat

Before I arrived home in the evening, my mother (get) ______ the supper ready.

I ______ half an hour before she came out of the telephone box and I entered.

A) waited B) have waited

C) had been waiting D) was waiting

I need one more stamp before my collection ______.

A．had completed

B．completes

C．has been completed

D．is completed