I spent the evening ......... with my friends For chatting chat to chat chatting It was not until 1937 ........ the southern most source of nile river was discovered. When which that while My car ......... is very larg uses a lot of gasoline Whom which that who

1.chatting

2.that

3.which

1.I spent the evening chatting with my friends

 < cấu trúc spend +Ving: dành thời gian làm gì>

2.It was not until 1937 that  the southern most source of nile river was discovered.

< Sau cấu trúc It was not tuntil+...+ (that)

Mãi đến năm 1937, nguồn sông Nile ở phía Nam được phát hiện.>

3. My car which  is very larg uses a lot of gasoline

< sau từ car_xe_từ chỉ vật => dùng từ which>

Chúc chủ tus học giỏi điểm cao nhé ^^