通读全文，了解大意，然后填写所空单词。(首字母已给出)

　　“Listen! What's that noise?” said David. Peter and Frank s　1　 up and listened. The three boys were having a rest. “The noise is f　2　 the fire station,” said Peter. “There must be fire s　3　.” He looked round at the sky q　4　, “I can't see smoke.”

　　The o　5　 two boys looked back towards the town, a　6　 then they all looked at the sky and trees round them. “There it is!” s　7　 Frank suddenly. He pointed to the column(柱) of blue smoke rising in the s　8　 about a mile away.

　　“C　9　 on,” said David excitedly(激动地). He picked up his b　10　 “Let's go and see what is happening. We might be able to h　11　.”

　　The boys j　12　 on their bikes and rode away quickly. Peter wondered(想知道) i　13　 the fire was n　14　 his uncle's shop. With their heads bending(弯) over the handle-bars(车把), the boys rode as hard as they c　15　. Soon they h　16　 the bell of a fire-engine(消防车) rising as it hurried a　17　. The sound quickly grew l　18　. The fire engine suddenly caught up w　19　 them and ran quickly towards the fire. W　20　 they got there, the fire had been put away.

梍_______ day it is!

　　桳et's go out and enjoy the sunshine!

　　A.What a lovely B.How windy　　C.What a rainy　　D.How wet

桳inda，I am very thirsty．

　　桳et's go to the nearest supermarket ______ some drink，OK?　　

　　A．buy　　B．bought　　C．to buy　　D．buying

_______— does the history lesson start?

—At nine o'clock.　Let's go at once.

A.　What               　　B.　When               　C.　How