1.Their students __________________ (not try) hard enough in the competition.
2.All of Jacks friends __________________ (have) fun at the concert right now.
1.Their students __________________ (not try) hard enough in the competition.
2.All of Jacks friends __________________ (have) fun at the concert right now.
Câu hỏi mới
$\text{(+) S + am/is/are + V-ing}$