Cho dạng đúng của động từ trong ngoặc:
People (know) know that Columbus (discover) is discovered America nearly 500 years ago.
Light (travel) travels faster than sound.
Excuse me, but you (sit) are sitting in my place.
Cho dạng đúng của động từ trong ngoặc:
People (know) know that Columbus (discover) is discovered America nearly 500 years ago.
Light (travel) travels faster than sound.
Excuse me, but you (sit) is sitting in my place.