( ) Some children are sitting on the grass and a chat now.
A、had B、have C、having
I do my homework ______ every day.
A.in afternoon
B.at afternoon
C.in the afternoon
___ is between Tuesday and Thursday.
A.Wednesday
B.Monday
C.Friday
My classroom is on the ______ floor.
A.five
B.fiveth
C.second
I go to school at 7:30 ______ the morning.
A.in
B.at
C.on
The children can get money in ______ envelopes.
A. yellow
B. blue
C. red