用所给词的适当形式填空
____ Every day Li Ming____________（go）home at five o’clock．
____ What about _______________(go) ___________________ (swim) tomorrow?
____ I like to eat _______________________ (tomato) very much.
____ I ____________________________ (be) 13 years old next year.
____ Let’s go        ____________  (shop) tomorrow.
____ It’s easy __________________________ (answer )this questions.
____ Would you like______________________  ( go ) to my party this weekend?
____ Shanghai is __________________________ ( big ) than Hong Kong.
____ Is Mrs Green __________________________ ( clean ) the house at the moment?
____ Liu Xiang likes ____________________________ ( run ) very much.

工业在国民经济中占据着非常重要的地位．以下说法哪个是对的（　　）

①2Fe²⁺+Br₂═2Fe³⁺+2Br^﹣

②2Br^﹣+Cl₂═Br₂+2Cl^﹣

③2Fe³⁺+2I^﹣═2Fe²⁺+I₂．

由此判断下列说法错误的是（   ）

电动机正常工作时，将电能转化为人们需要的____ 能。

已知关于x的方程 的两根是一个矩形两邻边的长．