④ Jack got the car fixed no time at all.

(2)完成句子

① He jumped into the river to save the girl. 他跳进河里及时救起了那个女孩。

② Work hard and you'll succeed . 努力吧！你迟早会成功的。

IV、重点句型:

now that引导原因状语从句：now (that)既然，相当于since，用来引导原因状语从句，引出一个事实，主句表示说话者的一个建议或想法。

(1)完成句子

① dinner is ready，wash your hands. 晚饭准备好了，洗手去吧。

② this is the last chance，you should catch it.既然这是最后一次机会，你应该抓住它。

(2)________ everyone is here，let's begin our game.

　A．Now that B．That C．As if D．If

V、单元语法：主语从句

用主语从句改写下列句子：

(1)She left him something that cut him to the heart.

　→What she left him cut him to the heart.

(2)Something that seems easy to some people seems difficult to others.

　→What seems easy to some people seems difficult to others.

(3)Is he coming or not？It is still uncertain.

　→It is still uncertain whether he is coming or not.

(4)Why did he do it？It remains a mystery.

　→Why he did it remains a mystery.

(5)Something controls the flow of carbon dioxide in and out the atmosphere today.It is pretty well understood.

→It is pretty well understood that something controls the flow of carbon dioxide in and

　out the atmosphere today.