Dim x，y As Integer

  x=2

  y=20

  Do While  x<y

     x =x^2

  Loop

⑴____A. morning       B. good        C. afternoon

⑵____A. friend         B. sister        C. brother

⑶____A. this           B. I           C. you

⑷____A. is            B. am          C. be

⑸____A. he            B. she         C. my