The teacher his students to be exposed to nature instead of playing with electronic devices.
A. determined
B. reinforced
C. invested
D. required
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We could not even a normal lunch when we just graduated from college thirty years ago.
A. accept
B. afford
C. accomplish
D. occupy
We find the neighbor's yard is covered with fallen leaves.Obviously he it this morning.
A. must have cleaned
B. might have cleaned
C. oughtn't have cleaned
D. couldn't have cleaned
The shop assistant me $400 for the dress,which was too expensive for me to buy.
A. accused
B. charged
C. paid
D. received
Old Tom fell down suddenly,and later he was with heart disease in the hospital.
A. diagnosed
B. demonstrated
C. described
D. discovered