7米=70厘米______．（判断正误）
7×100=700（厘米），
所以7米=700厘米≠70厘米．
故答案为：×．
—“Crash diets” make us lose weight fast and I am all into that.
—But it_______better to work out.
A．had
B．would be
C．wouldn’t have been
D．must have been
国防动员坚持的方针是什么？
