. Sử dụng dạng thích hợp của từ trong ngoặc để điền vào chỗ trống. (1,5 điểm)
1. It is ………………………. to turn off the lights when it is bright enough. (economy)
2. He admired her for her ………………………. performance last night. (amaze)
3. I got a ………………………. result of the final examination. (satisfy)
4. The ………………………. of the environment is important. (preserve)
5. Many ………………………. were at the Games. (compete)
6. That boy did the test very ………………………. (quick)
HELP ME
1. It is ………………economical………. to turn off the lights when it is bright enough. (economy)
2. He admired her for her …………amazing ……………. performance last night. (amaze)
3. I got a …………satisfactory……………. result of the final examination. (satisfy)
4. The …………preservation……………. of the environment is important. (preserve)
5. Many ………competitors………………. were at the Games. (compete)
6. That boy did the test very …………quickly……………. (quick)