how many new trees ________(plant)this year by the students
how many new trees ________(plant)this year by the students
How many trees--(plant) this year .讲为什么
The students plant two hundreds trees every year.改错
By the end of this year, a new library ________ in our schoo
the students plant trees ___ the lake
How many students were__to this university last year答案是什么
句型转换11.Every year the farmers plant many trees on those hill
.Every year the farmers plant many trees on those hills(改为被动
___ they plant trees in this area every year,the tops of som
Although they plant trees in this area every year,the top of
18.Although they plant trees in this area every year,the top
although they plant trees in this area every year,the tops o