In general, most tennis ________ on hard courts or on clay.
#99493
A
plays
B
is played
C
has played
D
has been played
推荐题目
What do you guess our friend Bob          when we get to his home? 
#102249
A
does
B
would do
C
has been doing
D
will be doing
Two hundred miles ______ a long distance ______ in two hours even by a fast car. 
#102783
A
are, to cover
B
are, to be covered
C
is, to cover
D
is, to be covered