We must () that the telegram arrives in time.
A.secure
B.ensure
C.assure
D.cure
A.secure
B.ensure
C.assure
D.cure
We must be patient ______ children.
A.under
B.to
C.with
D.of
We must begin testing the instrument,no matter ______ difficult it is.
A.what
B.how
C.when
D.where
We must leave the party at exactly 9:00 ______ we'll be late for work.
A.for else
B.other
C.else
D.otherwise
We must cherish experience______ at the cost of blood.
A.enquired
B.inquired
C.acquired
D.required
The weather has changed suddenly; ______ we must add more clothes.
A.eventually
B.subsequently
C.accordingly
D.in accordance
Jim would rather we ______ now, but we must go to work.
A.not leave
B.had not left
C.didn't leave
D.not to be left
We ______ last night, but we went to the cinema instead.
A. must have studied
B. might study
C. should have studied
D. would study
We've worked out the plan and now we must put it into______.
A.fact
B.reality
C.practice
D.deed
As it is very ______, we must decide at once what to do.
A.eager
B.anxious
C.urgent
D.tense