Several days has passed_______the air crash(空难) happened. A.since B.after C.as
Mr. Wang is going to meet Kitty and __ at the school gate.
The story makes her _________.
George is very healthy. He _______ goes to the doctor.
I’m busy in the evening, because there _______ lots of homework to do.
–Who is ___ boy in a red cap? --He is Tom. He is good at playing ____ basketball.