题目内容
I saw some policemen passed ______ just now.
A.past B.on C.by D.away
Why not an English club to practice English?
A.join; to speak B.join; speaking C.join in; speaking D.join in; to speak
—How is your second?hand computer?
—________,so good.
A.As long B.So far C.So much D.As for
Most of the guests ________ for almost an hour when David arrived at the party.
A.had been away B.had left C.left
What ________ useful piece of advice! It can help students with their homework.
A.a B.an C./
She thought hard and she ______ a good idea.
A.caught up with B.came up with C.came up to D.got in touch with
People ___________of serious pollution，so they began to take action to protect the environment.
A.warned B.are warned C.has been warned D.were warned
You will get lost in this city____________ you have a map.
A.if B.until C.unless D.when
