Let him ______ a rest. I think he must be tired after the long walk.
A. have
B. gets
C. to take
D. has
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Don't forget________ the doors when you leave your car in the parking lot.
A. locking
B. locked
C. to lock
D. lock
To get started with our business development, I suggested _______some market research first.
A. doing
B. to do
C. do
D. will do
3. 为什么通知易读
A. large
B. capital
C. short
D. simple