燃烧室容积

It’s a fine Saturday morning. There are many people in the park. Many of _小题1:___are young and some are old.
Some children are  小题2: games over there. Two boys are playing  小题3:their toy bats. There is a lake in the park. The water is  小题4: .  There are some小题5: on the lake.  小题6: the lake a young man is reading. There is a house near the lake. Beside  小题7:   house two men are working. Look at that big tree! There are some birds 小题8:   it. Under it are some men. Four of them are playing cards. One of them is looking at two cats. The cats are小题9:up the tree. What do they小题10:  to do? They want to catch the birds.

小题11:

A．they B．them C．their D．theirs

小题12:

A．play B．plays C．playing D．doing

小题13:

A．to B．on C．for D．with

小题14:

A．clear B．tall C．funny D．humid

小题15:

A．water B．boats C．rain D．buses

小题16:

A．Behind B．In C．Near D．Next

小题17:

A．a B．/ C．the D．an

小题18:

A．for B．on C．in D．with

小题19:

A．running B．run C．runing D．runs

小题20:

A．to want B．wanting C．wants D．want