She_____writing the report after breakfast and handed it in at noon.
A. set off B. set down C. set out D. set about
Jack coughed day and night, so the doctor______him to take the medicine three times a day.
A. hoped B. suggested C. advised D.promise
He’s got himself into a dangerous situation______he is likely to lose control over the plane.
A. where B.which C.while D.why
____ printed, this science fiction will be popular among the students.
A.Before B.Unless C.When D.Once
The manager commanded that the work ____ finished by the end of this month.
A.should be B.will be C.must be D.ought to be
Selecting a mobile phone for personal use is no easy task because technology ____ so rapidly.
A.will change B.has changed
C.will have changed D.is changing
