All 5 children of the Blacks, _______ are now working abroad, will come back for their parents’ 50th wedding anniversary.
| A．two of whom | B．two of them | C．both of whom | D．both of them |
The money is to be used ________the poor.
| A．for the benefit to | B．for the benefit of | C．for benefit of | D．to the benefit of |
There are________ products to be sold in the factory store. Which is not correct in the following?
| A．a large number of | B．quantities of | C．a large amount of | D．a great many |
—Mom，dad is smoking again!
—Well，let him cut it ________ gradually since old habits die hard.
| A．off | B．down | C．up | D．out |
—I wonder whether the speaker has arrived.
— ________ ，I’ll check at the reception desk.
| A．Wait and see | B．Beg your pardon | C．If you’ll excuse me | D．It’s still early |
___________ made the school proud was ___________ more than 90% of the students had been admitted to universities.
| A．What; because | B．What; that | C．That; what | D．That; because |