The boy was doing homework while his mother dinner.
#40660
A
cooks
B
cooked
C
was cooking
D
will cook
推荐题目
—Do you know the young man well?—Sure, we __________ friends since we met in Nanjing three years ago.
#36245
A
have been
B
were
C
have made
D
have become
—I went to see you yesterday evening. But you weren’t in. Where were you then？ —I_____ a walk by the lake with my husband．
#42422
A
was having
B
am having
C
have had
D
have
Henry speaks Chinese very well. He ______ in China since 2002.
#36915
A
come
B
has come
C
stayed
D
has stayed
Our physics teacher told us that light _______ faster than sound.
#40267
A
travel
B
travels
C
is travelling
D
has travelled