Do you like vegetable salad— Yes, it ____ so nice! I’d like to have some more.

Where are the children? The dinner’s going to be completely ruined． -I wish they ________always late．[ ]

A lot of famous doctors gathered in Harbin_________ save “ China’s most beautiful teacher” –Ms Zhang Lili.

Do you like going to a far place by plane —Taking a plane is fast, ______, it is too expensive.

“It” is often used to a baby