（ ）Sarah: Good morning, Mr. Black!
Mr. Black:
| A．Hello, Sarah | B．Good morning, Sarah. |
| C．I’m Mr. Black | D．Good afternoon, Sarah. |
An email can go from one computer ____ another computer.
A. in B. to C. at
I can ____ with snow in winter.
A. play B. played C. plays
I sent you some chocolates . Did you eat _____?
A. it B. them C. they
English people usually has dinner ____ half past six.
A. in B. on C. at
My father _____ in a hospital . He is a doctor .
A. work B. works C. worked