At minus 130℃, a living cell can be ______ for a thousand years.
A.spared | B.protected | C.preserved | D.developed |
Not only I but also Jane and Mary ____ tired of having one examination after another.
A.is | B.are | C.am | D.be |
Nobody but us _____ the secret.
A.know | B.knows | C.have known | D.is known |
_____ of the land in that district _______ covered with trees and grass.
A.Two fifth; is | B.Two fifth; are | C.Two fifths; is | D.Two fifths; are |
--I’d like to invite you to dinner this Saturday.
--_______.
A.Oh, no, let’s not | B.I’d rather stay at home |
C.I’m very sorry, but I have other plan | D.Oh, no. That’ll be too much trouble. |
语音知识(共5小题,每小题1分,满分5分)skim
A.inspiration | B.organization | C.institute | D.possible |
expand
A.race. | B.decade | C.mineral | D.bacteria |
worth
A.thus | B.there | C.thunder | D. though |
hunger
A.underline | B.circulate | C.argue | D.super |
comment
A.reduce | B.focus | C.circulate | D.audience |