Science has given clear evidence ______ smoking can lead to many diseases.
A.what | B.which | C.that | D.where |
Distance education programsthe disadvantages of limited time, distance or physical disability, so they are becoming more and more popular all over the world.
A.come up with | B.consist of |
C.account for | D.make up for |
A New York couple have been killed in a car crash on their way to hospital,but the unborn baby________ the accident.
A.experienced | B.survived |
C.escaped | D.fled |
________that the government can clear up official corruption,we are________ about the future of our country.
A.Convinced;optimistic | B.Convincing;optimistic |
C.Convinced;pessimistic | D.Convincing;pessimistic |
General Secretary,Xi Jinping stressed that cross-strait cooperation would be strengthened________ the two sides could agree to oppose Taiwan independence.
A.as long as | B.even if | C.unless | D.until |
Little _______ that the region was rich in natural resources about four decades ago.
A.we did know | B.knew we | C.did we know | D.we knew |