讲解员怎样才能够做到言之有理?
参考答案:
(1)以事实为依据,不要言过其实和弄虚作假;(2)不仅要讲解有道理,还要理让游客;(3)防止游客过于喧宾夺主。
Have you ever met a man who is always the centre of attention _____ he goes?
A.whenever
B.however
C.wherever
D.where
探究实验的一般过程:①______、②______、③______、④______、⑤______、⑥______、⑦______.