Something must be done immediately if these wild animals ---
Something must be done to stop wild animals ------(kill)
something must be done
What can be done to help the endangered wild animals?
there must something can be done
Something must be done about it.
Something must be done as soon as possible if the rare speci
something must to be done和something must be done区别
If people_____(not protect) wild animals,there _____(not be)
首字母填词:1)These gifts must be mailed immediately so as to be r
“These animals must be sent to the zoo at once ”
something must be done to solve the problems()succeed
something must be done to prevent some students from froping