Fill in the blank with must, have to, or be to.
He told me that I ……............. learn by heart some twenty lines every day to know English well.




A.must
B.had to
C.am to
D.was to

The bicycle he lent me badly needed _________.




A.clean
B.to be cleaning
C.to clean
D.cleaning

According to the writer,______




A.all work and no relaxation result in stress.
B.your boss can help you to get rid of stress.
C.a stressed employee spends a lot of time.
D.it takes you much time to do your work if you are stressed at work.

The planet Mercury _________ rotations during every two trips around the sun.




A.there complete
B.completes three
C.the completion of three
D.completing three of the

Inhabitants / this city /all / kill / one week / volcanic disaster.




A.The habitants of this city all were killed after one week in volcanic disaster.
B.The habitants of this city all were killed after one week in a volcanic disaster.
C.The habitants of this city all were killed within one week in volcanic disaster.
D.The habitants of this city were all killed in one week in volcanic disaster.

A.throughout
B.overweight
C.brought
D.enough

__________Ann by phone, James decided to email her.




A.Having failed to contact
B.Having failed contacting
C.He failed to contact
D.That he failed contacting.

__________(55)




A.avoid
B.without
C.not
D.no

They have decorated their house recently.




A.Their house has been decorated recently.
B.Their house has decorated recently.
C.Their house has been decorating recently.
D.Their house had been decorated recently.

A.helped
B.liked
C.watched
D.hated