giải thích giúp em tại sao lại chọn đáp án in đậm mà lại không chọn đáp án khác ạ1. My brother has trained as a professional gamer _____ he graduated from high school. A. when B. while C. since2. I have to work _____ the best way to shoot an episode. A. for B. off C. out3. Hurry up! We only have ________ time left before the teacher leaves. A. a little B. a...
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giải thích giúp em tại sao lại chọn đáp án in đậm mà lại không chọn đáp án khác ạ
1. My brother has trained as a professional gamer _____ he graduated from high school.
A. when B. while C. since
2. I have to work _____ the best way to shoot an episode.
A. for B. off C. out
3. Hurry up! We only have ________ time left before the teacher leaves.
A. a little B. a few C. a lot of D. much
4. Eating out is very costly in district 1! There aren’t _____ cheap restaurants.
A. some B. much C. any D. a little
