A. see B. had seen C. saw D. have seen
单项选择题Language is a tool of communication. The symbol Highway Closed on a highway serves()。
A. an expressive function B. an informative function C. a performative function D. a persuasive function
单项选择题The word Motel comes from motor + hotel . This is an example of () in morphology.
A. backformation B. conversion C. blending D. acronym
单项选择题Owen wouldn't eat anything () he cooked it himself.
A. until B. since C. unless D. while
单项选择题— Sorry, I have to () now. It's time for class. — OK, I'll call back later.
A. hang up B. break up C. give up D. hold up
单项选择题It was a nice house, but () too small for a family of live.
A. rarely B. fairly C. rather D. pretty