—When did you come here?
—I here 10 years ago. [ ]
A. lived
B. come
C. came
D. were
答案:C
It often takes __________ hour to cook.[ ]
A. an
B. the
C. a
D. /
当中国国庆节时,太阳直射点在()
A.北半球并向北移动
B.北半球并向南移动
C.南半球并向北移动
D.南半球并向南移动