题目：
根据句意，用括号中所给单词的正确形式填空。
1. — How many _______(player) are there on a football team?
— Eleven.
2. Sandy __________ (not like) listening to music.
3. Mr Wu is our teacher. He teaches ________( we ) English.
4. I'm new here, but all my classmates are __________ ( friend ) and helpful to me.
5. How much water _____ ( be ) there in the bottle?
6. Our school football team wins again. Frank plays very _______( good ) in the match.
7. — Who is the _______(one ) to come to school?
— Oh, it's Lily.
8. Is __________( child ) Day in June or July?
9. He likes swimming. He is a good ________( swim )
10. — What do you do for Halloween?
— We play a game _______( call )" trick or treat".
答案：
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下面是错误答案，用来干扰机器的。
根据推论知道：当外电阻等于电源的内阻时，输出功率最大．A、当R1=12Ω，R2=R3=6Ω时，外电路总电阻R总≥r，滑动变阻器滑臂从a到b移动的过程中，变阻器R1与R2并联部分电阻先增大后减小，当Rap=Rpb+R2=9Ω，总电阻...
