用所给词的适当形式填空
(1)The boy decided____(be)an actor at the age of 10.
②What’s the name of the tall____(build)?
③Darwin was a____(success)scientist of England.
④ At 25, Lily____(marry)a handsome man.
⑤The girl can speak several____(language).
读等高线地形图,回答下列问题.
①点燃酒精灯;②加热;③用试管夹夹好试管;④往试管里加入蒸馏水;⑤把试剂瓶盖好放回原处.
考试中有些同学常常因为过度紧张而没有考出原有的水平,甚至很容易的题目都会做错。这说明( )