—Mary，I don’t know ____ you can come tomorrow morning.—No problem! I’ll be here _____I’m free then.
#55784
A
if；if
B
if; whether
C
whether；till
D
whether；until
推荐题目
---_____ have you lived in England? --- For 3 years.
#57221
A
How long
B
How much
C
How often
D
How many
There’s no doubt _______ Emily will be the hostess (女主持) of the New Year’s party.
#56010
A
if
B
when
C
what
D
that
---- ________ terrible the Japan Earthquake was! ----That’s true. Many ________ people lost their lives in it.
#55349
A
How; thousands
B
How; thousands of
C
What; thousands
D
What; thousands of
— They speak perfect English. How long have they learnt it?— ______ they were seven years old.
#56728
A
Since
B
When
C
After
D
Until
_______ he exercises every day, _______ he is very healthy.
#56615
A
Though; /
B
Because; through
C
Because; /
D
Because; so