YOU SHOULD ……….YOUR ENGLISH PRONUNCIATIONA. IMPROVE B. TO IMPROVE...

25. - KIEM TRA KY IAV
KIEM TRA KY IAV

25. You should ……….your English pronunciation

a. improve b. to improve c. improves d. improved

26 They were interested in ………in Sea Game 23.

a. participate b. participated c. to participate d. participating