The Chinese teacher often requires the students to talk about writers and books________they like most.

A left luggage office is a place where bags _____ be left for a short time, especially at a railway station.

Let’s go for a picnic when it ______ this weekend.— But nobody knows when it _____ . I hate the rainy days.

What does your father do-______________.

Which is ,a monkey, a mouse, or a lion