The time and effort he has devoted during the past few years ______ trees in that remote area is now considered to be of great value.
#95651
A
plant
B
planting
C
to plant
D
to planting
推荐题目
 Father ____ , I turned on the computer.
#96623
A
agreed
B
agreeing
C
agrees
D
to agree
_____ to give up smoking, he threw away his _____ cigarettes.
#95988
A
Determined; remained
B
Determined; remaining
C
Determining; remained
D
Determining; remaining
—Did you enjoy the movie?     —No, it was _____. 
#98287
A
very boring
B
very bored
C
much boring
D
much bored