THERE + BE + V-ING/ V-EDEX

2. - REN KY NANG LAM BAI TRAC NGHIEM MON TIENG ANH DOC THU
Tiếng Anh REN KY NANG LAM BAI TRAC NGHIEM MON TIENG ANH DOC THU

2. There + be + V-ing/ V-ed

Ex: There are some boys playing in the garden.