user-avatar
hoailinh6apc
2 năm trước
nêu thành phần hóa học của NaOH
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

Câu hỏi 1: If you pour too ______ water into the jug, it will overflow. a. much B.more C. little D.few Câu hỏi 2: I tried on the shoes and they fitted me _______. A.perfect B.quick C.quickly D.perfectly Câu hỏi 3: What are you interested _____doing? A.in B.for C.with D.at Câu hỏi 4: Tom wakes his parents up _____ he plays the guitar very softly. A. because B. in spite of C. because of D. although Câu hỏi 5: This table isn't as heavy as it looks. You _______ help me with it. Thanks anyway for offering to help. A.must B. mustn't C.needn't D. might not Câu hỏi 6: You have taken your medicine, _____you? A. had B. hadn't C. have D. haven't Câu hỏi 7: The manager didn't phone the secretary this morning. A. The secretary wasn't phoned by the manager this morning. B.The secretary didn't be phoned by the manager this morning. C. The secretary isn't phoned by the manager this morning. Câu hỏi 8: Mrs Picket ____ chicken rice since she was a teenager. Her stall is very popular. A. sells B. sold C. has been selling D. is selling Câu hỏi 9: When we arrived at the concert, the show _____already ____(begin). A. has already begun B. had already begun had already began C. has already began Câu hỏi 10: It (rain) ____ for two days before the storm came yesterday. A.was raining B. had been raining C.rained D.has been raining Câu hỏi 11: If you (invited) ____ me last week, I (be able)___ to come. A.had invited - would have been able B.had invited - had been able C.invited - was able D.invited - would have been able CHỌN A, B C OR D

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