3. People often say a lot of natural        (phenomenon) can't be explained in the field of science.

2. Bill was doing a lot of physical exercise to build up his        (strong) .

1. Large        (quantity) of money and food have been sent to the earthquake victims.

5.                the environment all over the world improves(before)

可能要過很多年全世界的環(huán)境才會(huì)有所改善。

4.                   he heard someone shouting loudly suddenly.(強(qiáng)調(diào)時(shí)間狀語)

在午夜時(shí)他聽到有人突然大聲喊叫。

3.                         we shall start.(強(qiáng)調(diào)until引導(dǎo)的時(shí)間狀語)

在你回來之前，我們不會(huì)開始的。

2. Anyone who goes all out for his goal                . (likely)

 任何一個(gè)為目標(biāo)而全力以赴的人都有可能成功。

1.               they have been dreaming of travelling to.(強(qiáng)調(diào)賓語)

他們一直夢想去瑞士 (Switzerland) 旅行。

5. In the city where they spent their holiday,they had a quarrel for the first time. ―                                     they had a quarrel for the first time.

4. They didn't leave to travel until they finished the work.

―                           they left to travel.