正文摘要:

　　常用語(yǔ)法 　　場(chǎng)景1：當(dāng)和外國(guó)友人走在公園，突然看到一群鴿子,。這時(shí)候你是不是就會(huì)說(shuō)：There are many pigeons 或者a lot of呢,？ 想再高大上一點(diǎn)嗎？Sam,， look,！ There is a flock of pigeons over there。 ...