---____ will he be back?
---In a week.
A. How long B. How soon C. How often D. How many
---Did you hear the rain?
---______ .
A. Until 30 minutes
B. Until 30 minutes later
C. Not until 30 minutes
D. Not until 30 minutes later
Jack ______ be in the library. He is playing football on the 
playground.
学科网
A. can’t B. can C. need D. must not学科
_________ interesting information it is!
A. WhatB. What anC. How D. How an
---Where is your mother? 
---She _______ the supermarket to buy some food.
A. went to B. has gone to C. has been to D. had gone to
The manager looks _____________ today.
A. nicely B. friendly C. politelyD. kindly
