Question

[Ngân Linh]

giải thích đáp án giúp em bài này với 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