完成句子

大家都知道，拖拉机已经取代了马。

It is known ___________________ tractors __________________________ horses.

阅读下列短文, 从所给的四个选项中, 选出一个最佳答案。

    The cold afternoon sunlight made long shadows behind the trees along the road. Sam Higbee 1 the gate of the Higbee Place and 2 his tractor(拖拉机)into the field. Things had been moving 3 . Only the night before, the Higbee 4 had at last stopped quarrelling for long enough to agree on a 5 price. John Farnham,the real-estate agent(房地产代理商),had 6 a hurried trip to see Higbee the next morning. Within a few hours Higbee had looked round the place again, the agreement had been 7 , and he had put his　　 horses into one of the Higbee fields. Now he was 　　 8 to plough(犁地).

    He'd work until midnight, or 9  if he didn't get too10　　 . Out in the center of the field the old house was 11 the big trees.A dusty road ran 12  the field to the house from the gate. 13 Higbee had no use for the big old house. The 　　 14  would cost more than the place was 15 .　　 He lowered the 16 and started the tractor. 17  he ploughed the rich black earth 18 out in smooth furrows(犁沟). Low dark clouds　　 moved past overhead, and in the west the 19 sun turned the lower　　 parts of the clouds red.The 20  of the tractor's motor was unchanging, and watching the furrows sent Sam into a dream-like 　　 21 . He didn't notice the time 22 .When it got dark, he 　　 23 the headlight and kept going. The 24 night air caused sharp pain to his face and hands, but his 25 remained fixed on the piece of ground between the grass and the ploughed earth.

完形填空：

阅读下面短文，掌握其大意，然后从1～25各题所给的四个选项中，选出一个最佳答案．

　The cold afternoon sunlight made long shadows behind the trees along the road． Sam Higbee 　1　 the gate of the Higbee Place and 　2 　his tractor (拖拉机) into the field．

　Things had been moving 　3 　． Only the night before, the Higbee 　4 　had at last stopped quarrelling for long enough to agree on a 　5 　price． John Farnham, the real-estate agent (房地产代理商), had 　6　 a hurried trip to see Higbee the next morning． Within a few hours Higbee had looked round the place again, the agreement had been 　7 　, and he had put his horses into one of the Higbee fields． Now he was 　8 　to plough (犁地)． He'd work until midnight, or 　9 　if the didn't get too 　10 　．

　Out in the center of the field the old house was 　11 　the big trees． A dusty road ran 　12 　the field to the house from the gate． 　13 　Higbee had no use for the big old house． The 　14 　would cost more than the place was 　15 　．

　He lowered the 　16 　and started the tractor． 　17 　he ploughed the rich black earth 　18 　out in smooth furrows (犁沟)． Low dark clouds moved past overhead, and in the west the 　19 　sun turned the lower parts of the clouds red．

　The　20 　of the tractor's motor was unchanging, and watching the furrows sent Sam into a dream-like 　21 　He didn't notice the time 　22 　． When it got dark, he 　23 　the headlight and kept going． The 　24 　night air caused sharp pain to his face and hands, but his 　25 　remained fixed on the piece of ground between the grass and the ploughed earth．