It is eight o’clock. The children go to school by car every day, they are going to school on foot. It is ten o’clock. Mrs. Sawyer usually stays at home in the morning, but this morning, she is going to the shops. It is four o’clock in the afternoon, Mrs. Sawyer usually drinks tea in the living room. But this afternoon, she is drinking tea in the garden. It is six o’clock, In the evening, the children usually do their homework, but this evening, they are not doing their homework. At the moment, they are playing in the garden. It is nine o’clock. Mr. Sawyer usually reads his newspaper at night. But he’s not reading his newspaper tonight. At the moment, he’s reading an interesting book.

小题1:The children go to school ______ every day.

A．by car

B．on foot

C．by bike

D．by bus小题2:Mrs. Sawyer is going to ___ this morning。

A．staying at home

B．go shopping

C．drinking tea

D．watching TV小题3:Mrs. Sawyer usually drinks tea in the evening at ______in the living room. 

A．8:00

B．16:00

C．18:00

D．21:00小题4:Are the children doing their homework at the moment?

A．Yes, they do.

B．No, they don’t.

C．Yes, they are.

D．No, they aren’t

以下不属于“公地悲剧”案例的是（）。

A.电网捕鱼

B.占道经营

C.南水北调

D.过度放牧