__________ the consequences of the chemical leaks, the specialists haven’t given final conclusionbefore they obtain accurate statistics.[ ]

22The law in almost all states used to require stores to close on Sunday, but now in most states, it no longer _____

He is the only one of the students ______from the country in my class, and we have known for quite some time.—Where did you meet for the first time?—It was on the farm ________ I used to work.

What do you think we can do for our aged parents?—You __ ___ do anything except to be with them and be yourself.[ ]

Please say something about Zheng He. —Oh! He is the Ming dynasty explorer of ______ all the Chinese are proud.