hoàn thành câu, sử dụng đại từ quan hệ: I have to learn new words. They are very difficult.
hoàn thành câu, sử dụng đại từ quan hệ
1. I have to learn new words. They are very difficult.
2. This is the new president. We all voted for him.
3.I have one black cat. His name is Blacky.
Loga
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