user-avatar
998499943851296
2 năm trước
Bài 48: Cho kim loại R có hóa trị I, biết hợp chất của R với oxi có phân tử khối bằng 30 đvC. R là nguyên tố nào?
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

so sánh kép Use double comparison to complete these following sentences 1. They are big, they fall fast. ( The ______________________________________________________ 2. It is hot, I feel miserable. ( The ______________________________________________________ 3. I look into your eyes much, I love you much. ( The ______________________________________________________ 4. He got old, he became bad-tempered. ( The ______________________________________________________ 5- He worked hard. He felt very bad. ( The ______________________________________________________ Task 2. Viết lại câu với từ cho sẵn 1. If you read many books, you will have much knowledge. → The more ……………………………………………………………………. 2. He speaks too much and people feel bored. → The more ……………………………………………………………………. 3. The growth in the economy makes people’s living condition better. → The more ……………………………………………………………………. 4. He learned a lot of things as he traveled far. → The farther…………………………………………………………………… Task 4. Hoàn thành câu 1. The children are excited with the difficult games. → The more ……………………………………………………………………. 2. People dive fast. Many accidents happen. → The faster …………………………………………………………………… 3. I meet him much. I hate him much → The more ……………………………………………………………………. 4. My boss works better when he is pressed for time, → The less ……………………………………………………………………. 5. As he has much money, he wants to spend much. → The more …………………………………………………………………..

2018 © Loga - Không Ngừng Sáng Tạo - Bùng Cháy Đam Mê
Loga Team