问题

vernment has taken some measures to solve the shortage ofelectricity, but it may be some time __________the situation improves

A:that
B:what
C:which
D:it

正确答案是：

同类题型

a bad week He lost his job,________ ,his car was stolen

them not everybody could do it , _________

What does the boy look like—______ .

Marry _____ as a secretary in this company for twentyyears and now she stays at home taking care of her own garden.

.Tom is an honest man;I say it,_________ I have been against him