Zhang Liang was a cook years ago, but he______  a model over the years.
#37441
A
has become
B
became
C
becomes
D
has been
推荐题目
Lily _____ like to play chess with me.  
#37401
A
don’t
B
doesn’t
C
can’t
D
isn’t
—Did you meet the professor at the airport?—No,he ____ by the time I ____ there.
#42354
A
had left;got
B
has left;reached
C
was leaving;got
D
left;had got
Every year lots of trees ________ to make our country more beautiful.
#39871
A
is planted
B
was planted
C
are planted
D
were planted