Danh mục bài soạn

Array

Circle the correct answer.

Grammar

Present perfect

Circle the correct answer.

1. They just found / have just found a suitable solution to the problem.

2. Since people invented / have invented the first computer, they create / have created many more interesting inventions.

3. The woman is very angry because her son lost / has lost his smartphone.

 

Cách làm cho bạn:
1. have just found 2. invented - have created 3. has lost

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