问题
选择题
- Does your sister _____ to school by bus?
- Yes, she _____. [ ]
A. goes, does
B. go, do
C. go, does
答案
答案：C
搜题请搜索小程序“爱下问搜题”
- Does your sister _____ to school by bus?
- Yes, she _____. [ ]
A. goes, does
B. go, do
C. go, does
答案：C
原子中含中子数为0.8×6.02×1023