P41頁 　　一 helicopter abacus ferry ambulance handcuffs purse cycling trainer astronaut 　　二 one hundred and fifty-eight 　　two thousand and one 　　fourty-five percent 　　zero point twenty-five 　　six point zero three 　　sixty degree 　　six point fifty-nine 　　one thousand five hundred and seventy-one 　　one/sixth 　　three/fifth 　　P43頁 　　一 play football wash his face play the violin make phone calls to sb. arguing fishing 　　二 (1)1,000、120、852 (2)15、79、17、27、2,005 (3) 3/10、3/5、3/7、7/9 (4) 50%、75% (5)25°、160° 　　(5)0.78、11.45、21.13、57.22、6.5 　　P44頁 　　(1)Sun is the only star in our salar system. 　　(2) It gives us heat and light. 　　(3) The moon is just 380,000 kilometers away. 　　(4) It looks much smaller because it is very for away. 　　(5) It takes four years for light to reach us from Alpha Centauri. 　　P47頁 　　was/were cooked knew swam got taught leaved felt smelt drove ran thought kept bought began did 　　cost found throught stood spake came gave heard sold hurt saw steal took slept sit met brought flew 　　woke chose lost read rose wore 　　P48頁 　　(1) Wat's your favourite sports? 　　(2) A man steal a purse from a tourist. 　　(3) They did cought the thief. 　　(4) Our class consist of 40 students. 　　(5) I aim the torch at his eye. 　　P49 (橫著寫) 　　1、 I attend school everyday. I attended church yesterday. 　　I will be attending a concert tomorrow. 　　I have to explain why I am late everyday. 　　I explained the question to her two days ago. 　　I will be explaining the details next week. 　　The thief steals everyday. 　　He stole the wallet last Sunday. 　　They will be stealing the painting tomorrow. 　　She likes to invite people to her house everday. 　　She invited me to her party yesterday. 　　She invited me to her party yesterday. 　　She will be inviting me to her party tomorrow. 　　2、 $75 $60 $15 P51-53 　　1、The boy went to the recepttion. 　　2、The boy is at the recepttion . 　　3 The boy is far from the recepttion. 　　4、The cat jumped onto the table. 　　5、The cat on the table 　　6、The cat fall off the table.