What ______ had Bob walked farther, as far as the river bank?
A.would happen | B.could happen | C.would have happened | D.needn’t have happened |
Technology has quickened the rate _________ we communicate with the world around us.
A.for which | B.at which | C.to which | D.with which |
Some people think it __________ privilege to study abroad, but it doesn’t make _________ sense if you go when you even cannot look after yourself.
A.a; 不填 | B.a; the | C.the; 不填 | D.the; a |
--- I once got lost during my first visit to Beijing.
-- Oh, did you? You _______ me as your guide.
A.might have asked | B.could ask | C.would have asked | D.would ask |
How long do you think it will be _______ scientists succeed in providing a cure for cancer?
A.when | B.after | C.since | D.before |
When my father lost his job our living _______ had to be cut to the bone.
A.bills | B.expenses | C.prices | D.charges |