Lesson 31

進行形-1
Progressive form-1

Drill 1

Drill 2

Drill 3

Lesson 32

進行形-2
Progressive form-2

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Drill 2

Drill 3

Lesson 33

受動態-1
Passive form-1

Drill 1

Drill 2

Drill 3

Lesson 34

受動態-2
Passive form-2

Drill 1

Drill 2

Drill 3

Lesson 35

解説：　目からウロコの現在完了

Lesson 36

現在完了
Present perfect

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Lesson 37

過去完了
Past perfect

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Lesson 38

状態動詞の継続用法
Continuative usage of Stative verbs

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Lesson 39

go + 現在分詞
Perfect progressive form

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Lesson 40

go + 現在分詞
go + ing

Drill 1

Drill 2

Drill 3