SC3.10.Grammar+

An earthquake? _____

• That

• must

• have

• been

• terrifying!

We don't know for sure that Alex broke the coffee table. _____

• It

• might

• have

• been

• the dog.

How did she fail that exam? _____

• She

• can't

• have

• studied

• very much.

Who told the newspapers about the prime minister's plans? _____

• It

• must

• have

• been

• someone close to him.

_____The door was locked and nothing was broken.

• The thief

• must

• have

• had

• a key.

Oh, good! We've got milk. _____

• Mom

• must

• have

• bought

• some yesterday.

Hãy biến đổi động từ cho trong ngoặc theo cấu trúc Must/Might/May/Can/Could + Have + Past Participle để hoàn thiện câu sau đây:

I think I might have _____ the air conditioning on. Please can you check? (leave)

Hãy biến đổi động từ cho trong ngoặc theo cấu trúc Must/Might/May/Can/Could + Have + Past Participle để hoàn thiện câu sau đây:

She can't have _____ there. Her car keys are still here. (drive)

Hãy biến đổi động từ cho trong ngoặc theo cấu trúc Must/Might/May/Can/Could + Have + Past Participle để hoàn thiện câu sau đây:

I thought I saw Adnan this morning but it couldn't have _____ him – he's in Greece this week. (be)

Hãy biến đổi động từ cho trong ngoặc theo cấu trúc Must/Might/May/Can/Could + Have + Past Participle để hoàn thiện câu sau đây:

The grass is wet. It must have _____ last night. (rain)