I don’t know whether you happen ____ it, but I’m going to study in the U.S.A. this September. A. to be heard B. to be hearing C. to hear D. to have heard
Scientists generally agree that earth’s climate will warm up over the next 50 to 100 years______ it has warmed in the 20,000 years since Ice Age.
A. so long as. B. as much as C as long as. D as well as
I can’t go to the New Year’s concert,_____,100 dollars is just too much for me to spend in one evening.
A . in other words. B that is. C in particular. D I mean