On the 40th Earth Day, Dr Wang gave us a talk on the importance of ______ the earth.
#62713
A
practicing
B
preventing
C
polluting
D
protecting
推荐题目
The Apple founder and former CEO Jobs（乔布斯） ________ on Wednesday at the age of 56.
#60435
A
took away
B
passed away
C
put away
D
threw away
______ takes me ten minutes ______ the picture.
#58702
A
It, to draw
B
It’s, to draw
C
That, drawing
D
It, draws
--- There is lots of water all over the floor. Would you please _?---With pleasure.
#55034
A
mop it up
B
mop up it
C
to mop it up
D
to mop up it