问题
选择题
Jim’s mother was shopping ________ her mobile phone rang.
A.when
B.while
C.what time
D.and
答案
答案:A
选A,意思是当吉姆的母亲的手机响时,她正在购物。
Jim’s mother was shopping ________ her mobile phone rang.
A.when
B.while
C.what time
D.and
答案:A
选A,意思是当吉姆的母亲的手机响时,她正在购物。