Turn 供选择的答案A变质B胆怯C高兴起来

Turn 供选择的答案A变质B胆怯C高兴起来 1.二次三项式ax²+bx+c（a,b,c为常数）为x的一次单项式的条件 有四个答案可供选择.A.a≠0.b= 选择填空The teacher's words( )my face( )red A`made B`turn C`make 提取碘的过程中,可供选择的有机溶剂是＿＿＿ A.甲苯、洒精 B.四氯化碳、苯 c.汽油、乙 A turn off B turn on C turn over D turn down 选择最恰当的答案my parents____teathers.A.both are B.are both c.all a 单项选择的答案11.Susan likes _______.A.singing B.sing C.sings D.san 选择合适的答案 can you ( ) a.piano b.play the piano c.play piano 应该 豆科植物与根瘤菌之间的关系是选择答案:A、 共生 B、 寄生C竞争 选择正确的答案This English book is____my little sister.A.at B.to C. 1.选择.1.How do you turn( )on?A.it B.they C.it's2.The TV is( ) 英语选择填空题Don't turn ( ) the fan.It's very hot.A.of B.for C.off