He met many problems ______ he was going over his lessons.
| A．before | B．as soon as | C．since | D．while |
— Excuse me, where can I exchange _________?
— There’s a bank on the second floor.
| A．books | B．food | C．money | D．stamps |
— Mingzhou Bridge was open to traffic in May.
— _________! The traffic in Ningbo is becoming better.
| A．Good luck | B．Wonderful | C．Good idea | D．Best wishes |
— Have you seen the funny movie Let the Bullet（子弹）Fly?
— Yes, it made me _________ many times.
| A．laugh | B．cry | C．sleep | D．sing |
— What a new computer! Can you tell me _________? — Just the day before yesterday.
| A．how much you paid for it | B．how much did you pay for it |
| C．when you bought it | D．when did you buy it |
— You’d better not eat too much salt. It’s bad for your health. —_________.
| A．Not at all | B．You’re welcome |
| C．It doesn’t matter | D．Thanks for your advice |