老师一直强调take place, happen, occur只有主动没有被动，和不用进行时，但是我在做SAT题时遇到了反例，求高解！！！ The shift from traditional to cosmetic dentistry (is because adults are getting fewer cavities and becoming) more va...

A 试题分析：考查定语从句和和强调句式：句意：是人与人之间的互动而不是我们生活中经常发生的是社会心理学的主要重点。第一空是定语从句，先行词是events，定语从句中没有主语，用that或which’引导定语从句，第二空是一个强调句式，首先It is ...

1.Are there many people living near you? Yes, and they will say hello when they bump into each other anyway. But it can be annoying ...

意识到可能发生的不良后果是令人兴奋的；能够确认出现的不好结果能够帮助我们避免到社会行为。

Of course 3/7 is the correct answer.

It is +一段时间+since...意思是“自......发生以来已经一段时间了”。 如： it is three years since he died.(自)他去世以来已经三年了。 It is +一段时间+before...意思是“过了一段时间...才发生” 如： It is 3 years before they accept the f...