The pen      well, so it ___ well. 
#101517
A
is written, is sold
B
is writing, is selling
C
is written, sells
D
writes, sells
推荐题目
I used to drink a lot of tea but these days I __coffee.
#104411
A
prefer
B
preferred
C
have preferred
D
am preferring
(2013·江苏,25)—Could I use your car tomorrow morning?—Sure.I________a report at home.
#99733
A
will be writing
B
will have written
C
have written
D
have been writing
In the near future, more advances in cloning technology       by scientists.
#100756
A
are making
B
are made
C
will make
D
will be made