---I still haven’t found my pet dog.
---I’m sorry to hear that. You______ be very sad.
A.can B.should C.must D.will
---Why did she______your invitation?
---Because she had an important meeting to attend that day.
A.turn down B.put away C. look up D.hand in
---Her father tried to______ that nothing unusual had happened.
---In fact,it was not serious.
A.imagine B.pretend C.mean D.warn
---Look, the boss is very angry with Alex.
---Well,he came late again.But that’s no______ to shout at him.
A.problem B. lesson C.excuse D. reason
Are you alone? I just want a______ word with you.
A. single B.new C.private D.certain
---Come home before dinner time,Peter!
---I______,Mom.
A.promise B.guess C.wish D.admire
