.People have planted a lot of trees and grass in order to ____ wind and sand in the desert.
A.hold down | B.hold up | C.hold back | D.hold out |
We should consider the students’ request _____ the school library provide more books on popular science.
A.that | B.when | C.which | D.what |
Working hard is not only a _____ of great success, but it is among the essential requirement.
A.sign | B.singal | C.guarantee | D.expectation |
We were strongly recommended that we _____ in Malaysia.
A.didn’t travel | B.wouldn’t travel | C.hadn’t travelled | D.not travel |
_____ in Harvard is _____ most students wish for.
A.Being educated; what | B.To educate; that |
C.Eduacted; which | D.Educating; everything |
He didn’t _____ to what I said because his mind was on something else.
A.hold on | B.take in | C.catch on | D.get over |