He has been to America twice, _____.
#84222
A
so have I
B
so I have
C
I have so
D
so did I
推荐题目
_____we promise continuous increase in rural incomes _____improve the whole people's well-being．
#81409
A
Only if; we can
B
If only; can we
C
Only if; can we
D
Unless; we can
— So hard ______ in the past few months that he has made great progress in English. — I can see that; only a few mistakes ______ in the exam.
#81740
A
has he worked; did he make
B
he has worked; did he made
C
he has worked; he made
D
has he worked; he made
—Nothing wrong with it，________？—No.Yours is a specially built model.Drive carefully，though.
#79669
A
is there
B
does it
C
is it
D
has it
Not until _____,_______the diffiult problem.
#82145
A
did he return;we settled
B
he returned;we settled
C
did he return,did we settle
D
he returned;did we settle.