-
Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Students are not allowed to handle these chemicals if they are under the supervision of a teacher.
- A. are
- B. these
- C. if
- D. of
trả lời câu hỏi trước khi xem đáp án bên dướiQUẢNG CÁOCâu 1 Đáp án đúng: C
Đáp án C: if ⇒ unless
Giải thích: Các học sinh không được động vào các hóa chất trừ khi dưới sự kiểm soát của giáo viên (không phải là "nếu", mà là "trừ khi") -> sửa thành: unless.
CÂU HỎI KHÁC VỀ TÌM LỖI SAI TRONG CÂU
- Taking a trip to the foreign country is a good way to practice a second language, but it is too expensive for many people
- If you record people spoke a disappearing language, you can keep important information about both the language and its speakers
- One skill that teens can get from outdoor education is how to survive for difficult situations
- He as well as the other students
- The longer the children waited in the long queue
- Because of bad weather conditions
- According to most doctors, massage relieves pain and anxiety
- New sources of energy have been looking for
- The science of medicine, which progress has been very rapid lately
- They asked me what did happen last night
