7.Measures were taken around the world to __________ airport security after the 11 September attacks. (tight)

2 bình luận về “7.Measures were taken around the world to __________ airport security after the 11 September attacks. (tight)”

1. 7. tighten

   -> to V: chỉ mục đích

   – tighten (v): thắt chặt/căng thẳng

   -> Bị động QKĐ: S + was/were + P2 + (by O)

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2. 7 tighten

   – tight : chặt chẽ (adj)

   – tighten : làm chặt chẽ (V)

   – ”to V” → Cần ”V-inf” .

   #fromthunderwithlove

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