THIS / EXERCISE / SO / DIFFICULT / COULDN’T / DO / IT. A. THIS EXER...

13. - CAU HOI ON THI MON ANH VAN BẬC 2 CÔNG CHỨC 2020
CAU HOI ON THI MON ANH VAN BẬC 2 CÔNG CHỨC 2020
13.This / exercise / so / difficult / couldn’t / do / it. a. This exercise was such difficult that we couldn't do it. b. This exercise is so difficult and we couldn't do it. c. This exercise is so difficult so that we couldn't do it. d. This exercise was so difficult that we couldn‟t do it.