Is your mother a worker? No. she __________.
A used to      B was used to       C used to be      D used

Don’t lose ________________computer games, little boys!

I can’t decide to choose which of them to ________.

A: Could you tell me when you will _______Tokyo?
B: I’m not sure. When I _______ I will call you.

I don’t think this watch ______ as much as the one you ______ last time.______ last time.

It’s very       in summer. We can       in summer.

—What’s your favourite sport?
—I like      .

—Don’t       too late，or you will feel tired in class．
—I won’t, Mum．

—Excuse me，could you please      your cigarette?
——Sorry, I won’t.

—Excuse me．Is the next bus stop far from here?
　　　　　—Not very far．It only          you five minutes on foot．