Over the past decades, forest area ______ in China as a result of massive deforestation.
#102586
A
had decreased
B
decreased
C
is decreasing
D
has been decreasing
推荐题目
 Reading can give students a chance to _______ their interests. 
#99905
A
explain
B
explode
C
explore
D
export
My brother _______ the army two years ago.He has ______ for two years.
#102414
A
joined in ; joined
B
joined ; been a soldier
C
joined in ; become a soldier
D
joined; joined in