问题
选择题
-How long do you spend your homework every evening?
-About two hours.
[ ]A. to do
B. doing
C. do
答案
答案：B
搜题请搜索小程序“爱下问搜题”
-How long do you spend your homework every evening?
-About two hours.
[ ]A. to do
B. doing
C. do
答案：B