Today, the forests have almost gone. People must ________ down too many trees.
A. stop to cutB. stop from cutting
C. be stopped to cutD. be stopped from cutting
The growing speed of a plant is influenced by a number of factors, ________ are beyond our control.
A. most of themB. most of which
C. most of whatD. most of that
Anyone ________ has a dog as a pet will tell you ________ a dog means to a family.
A. who; whatB. who; whyC. which; whatD. which; why
A number of children ________ parents had died in the quake were sent to live with families in other cities.
A. whoB. whomC. thatD. whose
—Where did the professor made the speech yesterday?
—It was in the hall ________ the students often have a meeting ________ the professor made the speech yesterday.
A. that; whichB. where; thatC. that; whenD. where; when
Jane is the only one of the students who ________ a little Chinese and is one of my friends who ________ studying in China now.
A. know; haveB. knows; hasC. knows; areD. know; is
