一 When did the computer crash?
一 This morning, while I the reading materials downloaded from some websites.
A.have sorted | B.was sorting | C.am sorting | D.had sorted |
It is difficult for us to learn a lesson in life_________we’ve actually had that lesson.
A.until | B.after | C.since | D.when |
There were some chairs left over____ everyone had sat down.
A.when | B.until | C.that | D.where |
The old man has a son and two daughters, ______treating him well, ____makes him sad.
A.none of them; which | B.and none of whom; that |
C.none of whom; which | D.and none of them; that |
—Will you tell the secret to the teacher?
—No!_________asked to.
A.Even though | B.Until | C.Unless | D.When |
Women______-drink more than two cups of coffee a day have a greater chance of having heart disease than those _______- don’t.
A.who; / | B./; who | C.who; who | D./; / |