16.He_______ late for school.A.is often B.often is C.does often D.often does16.He_______ late for school.A.is often B.often is C.does often D.often does应该选什么?还有 Doing more exercise ______ good for our health.A.is B.are C.be D.am选什么0.0为什么0.0麻烦简单说出原因。

问题描述:

16.He_______ late for school.A.is often B.often is C.does often D.often does
16.He_______ late for school.
A.is often B.often is C.does often D.often does
应该选什么?
还有
Doing more exercise ______ good for our health.A.is B.are C.be D.am
选什么0.0
为什么0.0麻烦简单说出原因。