Mr. Smith is very strict _____us and he is strict_____ his teaching.[ ]

I will go to Beijing for a visit with my family during the long holiday of May. —______.

.Our boss suggested we clerks ______ good sales methods and his words suggested that ______ did the best ______ the best prize.

The child is _____ to _____ himself. [ ]

Jim, ________ read books while you are walking in the street. It’s very dangerous.—OK, thank you.