--- How ________ do you attend the evening classes?
--- _______, three times per week.
| A．long; On the whole | B．often; On average |
| C．soon; Generally speaking | D．much; In all |
. I didn’t quite follow you. What was it ____ you just said about the subject?
| A．what | B．which | C．that | D．how |
Why don’t you bring ____ to his attention that you really don’t have time to do it for him?
| A．this | B．what | C．that | D．it |
Great changes have taken place in that village. It is no longer ____ it was 10 years ago, ____ it was so poor.
| A．what; when | B．that; which |
| C．what; which | D．which; that |
The way he did it was different ____ we were used to.
| A．in which | B．in what | C．from what | D．from which |
-- Is it necessary that he ____ to London but to New York?
-- I think so, but the problem is ____ he has refused to.
| A．will not be sent; that | B．not be sent; that |
| C．should not be sent; what | D．should not sent; what |