—Alan! Why are you so late?—Sorry! When I home, I met one of my old friends.
#36276
A
went
B
am walking
C
has gone
D
was walking
推荐题目
They have been skating __________.
#40389
A
for three hours
B
since three hours ago
C
three hours ago
D
since three hours
By the end of last month, I _____ all the CDs of Justin Bieber.
#42234
A
collect
B
collected
C
have collected
D
had collected
of the students in our class money to the quake-hit areas these days.
#40445
A
Two third; have raised
B
Two thirds; has raised
C
Two three; have donated
D
Two thirds; have donated
_____ your sister _____ playing the piano these days?
#40241
A
Is, practise
B
Does, practises
C
Is, practising
D
Does, practised