She hasn't participated in a competition for two years.
→ It has been ……………………………………………………………………
Đáp án đúng: It has been 2 years since she participated in a competition.
Cấu trúc: It has been + time + since + S + Ved.
Dịch nghĩa: Đã 2 năm kể từ khi cô ấy tham gia một cuộc thi.
_______communication is essential to better mutual understanding (effect)
David: I'm interested _______ geography and science. How about you?
Olivia: I love Arts and Maths.
Mom: Don't forger _______ all the lights and fans before you leave home.
Tim: I sure will.
Use the correct form of the word given in each sentence. (1.5 pts)
Food _______ is necessary for a camping tip. (prepare)