QUẢNG CÁO
Câu hỏi trắc nghiệm (5 câu):
-
Câu 1: Choose the best answer A, B, C or D to complete the sentences
Dr. Jane Luu ______ the huge telescope at the University of Hawaii while she______for any bodies beyond Neptune.
- A. was using - searched
- B. used - had searched
- C. used - was searching
- D. had used - searched
-
- A. were sent
- B. sent
- C. was sent
- D. be sent
-
- A. low-cost
- B. high-cost
- C. cost-high
- D. cost-effective
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Câu 4: Choose one option (A, B, C or D) to indicate the underlined part that needs correction in each of the following questions
A dolphin is a very intelligent and lovely animal.
- A. A
- B. is
- C. a
- D. and
-
- A. an
- B. an
- C. the
- D. the
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