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Present Perfect现在完成时

Past Perfect过去完成时

Practice with Present Perfect, Past Perfect, 练习现在完成时、过去完成时和一般过去时

Conditional 2, 3条件句(2,3)

Rather/Prefer/Instead of宁愿/更喜欢/而不是…

Hope and Wish Questions“希望、愿望”类问题

Strong Adjectives增强语气的形容词

Both, Either, Neither两者都…/两者中的一个/两者都不…

Indirect Speech 1间接引语(1)

Tag Questions 1反意疑问句(1)

Measure Words 2量词(2)

Idioms, Let's/Shall习语,“让我们…”/“...好吗?”

Gerunds and Infinitives 动名词和动词不定式

Unless/Or Else/Until/ Otherwise除非/不然/直到…才…/否则

Instructions祈使句

“A” vs. “The”冠词“A”和“The”

Active Voice and Passive Voice主动语态和被动语态

Pronunciation发音

Level 4 Review复习第四级