About seventy percent of our earth _______ by water.
A. is covering B. is covered
C. are covered D. are covering
Do you write a report wild animals danger for the newspaper?
A. about; on B. on; in C. to; from D. in; with
There _____ a lot of _______ in Zhalong.
A. are, wildlife B. are , wildlives C. is, wildlife D. is , wildlives
Please tell me changes ________ the number of the teachers.
A. into B. in C. on D. for
What do you think we can do wild birds?
A. protect B. protecting C. to protect D. protects
Today the forests are getting fewer and fewer. We must down too many trees.
A. keep people from cutting B. prevent people from cutting
C. stop people cutting D. All the above
