语法词汇练习 语法大全 语法详解 英语听力 
—Why did you plant so many trees? — ______ the environment.
#49943
A
Improve
B
To Improve
C
Improved
D
Improving
下一题
推荐题目
He likes ______ English book.
#49727
A
read
B
reading
C
speak
D
speaking
They plan   during the vacation.
#50114
A
to go hiking
B
to go hike
C
go hiking
D
going hiking
I would rather _____ books than ______ shopping.
#50039
A
reading ; go
B
read ; going
C
read; go
D
reading; going
We prefer ________at the party to________.
#49934
A
to sing, dance
B
singing ,dancing
C
to sing , dancing
D
sing, dance
 Would you like _________to the cinema with me?
#49900
A
going
B
go
C
to go
D
goes