people have always been curious ______ how living things on the earth exactly began.
| A．in | B．at | C．of | D．about |
--How do you find the health club?
-- I ______. Everyone is saying its management is going from bad to worse.
| A．ought to have joined | B．should have joined |
| C．would rather not have joined | D．would like to have joined |
Talking about his success, the famous scientist said, “I’ve been lucky ______ there are many people who have helped me”.
| A．except that | B．now that | C．so that | D．in that |
--It is a long time ______ I saw you last year.
--Yes. And it will be some time ______ we see each other again.
| A．when; after | B．after; when |
| C．since; before | D．before; since |
--Jim has his wife do all the housework! Isn’t he wise?
-- Not really. He is _______.
| A．more wise than lazy | B．wiser than lazy |
| C．more lazy than wise | D．lazier than wise |
On Sundays there were a lot of children playing in the park, _______ parents sitting together joking.
| A．their | B．whose | C．which | D．that |