It is necessary that you ______ be present at the meeting.
A. should
B. could
C. may
D. Will
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We’ve decided to ______ 100 yuan each week so that we can buy a new computer next year.
A. solve
B. set aside
C. produce
D. Add
______ computer has become more and more important in our life is clear to us all.
A. That
B. Which
C. As
D. What
The medicine is on sale everywhere. You can get it at ______ chemist’s.
A. each
B. certain
C. some
D. Any
If you want to be a good ______, you must understand your job well.
A. student
B. employee
C. calculator
Device