Scientists ______ thousands of chemicals before they decided on the right one in the end.
A.tried out | B.found out |
C.worked out | D.turned out |
Unfortunately,the band ______ of a singer, two guitarists and a drummer broke up soon.
A.consists | B.consisted | C.is consisted | D.consisting |
The factory used 65 percent of the raw materials, the rest of which _____ saved for other purposes.
A.is | B.were | C.was | D.are |
—Your brother was brave enough to tell the truth in public.
---Yes, and he will never regret_________ that. I admire him so much.
A.to do | B.to be doing | C.to have done | D.having done |
Could I have a(n) ______ word with you, Mr. Thomas? It won’t take up too much of your time.
A.honest | B.straight | C.simple | D.brief |
_____ of danger in the street at night, she had to go home, with a friend ____ her.
A.Warning, following | B.Having warned, following |
C.Having been warned, following | D.Warned, followed |