Mr.Smith is helping his little son the broken bicycle in the yard.( )
fix up
look up
wake up
cut up
I still haven't found my pet dog.
I'm sorry to hear that.You______ be very sad.( )
A.canB.shouldC.mustD.will
Why did she______your invitation?
Because she had an important meeting to attend that day.( )
A.turn downB.put awayC.look upD.hand in
Her father tried to______ that nothing unusual had happened.
In fact,it was not serious.( )
A.imagineB.pretendC.meanD.warn
Look,the boss is very angry with Alex.
Well,he came late again.But that's no______ to shout at him.( )
A.problemB.lessonC.excuseD.Reason
Are you alone?I just want a______ word with you.( )
A.singleB.newC.privateD.certain