[ Grammar ]
Computers are said to be ……….…… for the development of mankind.
A. here today, gone tomorrow
B. here and there
C. here to stay
D. neither here nor there

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Phrasal Verb › Viewgive possession of sth to sb else
A. make out
B. make for
C. make over
D. be made for
Grammar › View
Be quiet! The lecture ____________, and I want to hear what the doctor says!
A. is about to start
B. might start
C. will have started
D. will start
Modal Verbs › View. We _____ preserve our natural resources.
A. Ought to
B. Dare
C. Need not
Present Perfect Tense › View
She has …. a delicious food for them
A. cook
B. cooked
C. cooks
D. cooking