问题补充:
Tom is keen surfing the Internet in his spare time.
A. at
B. on
C. to
D. in
答案:
A. at
(答案→)B. on
C. to
D. in
解析:可联系答.案.网客服索取。
时间:2020-11-12 14:56:15
Tom is keen surfing the Internet in his spare time.
A. at
B. on
C. to
D. in
A. at
(答案→)B. on
C. to
D. in
解析:可联系答.案.网客服索取。