已知方程2x+3y－4=0，用含x的代数式表示y为：y=_______；用含y的代数式表示x为：x=________．
此题考查代数式的表示
答案 ，
句型转换。
1. He knows a little about Chinese. (对画线部分提问提问)
_____ _____ does he know about Chinese?
2. Jack's mother gives him ten dollars every day. (对画线部分提问提问)
_____ _____ ______ _____ Jack's mother give him every day?
3. There are two cups of tea on the table. (对画线部分提问提问)
_____ _____ ____ _____ tea on the table?
4. There is an apple in the picture. (对画线部分提问提问)
_____ _____ in the picture?
5. There is an apple in the picture. (对画线部分提问提问)
How _____ _____ _____ there in the picture?
接收机对邻近干扰的抑制能力主要取决于（）。
A.高放谐振回路
B.中放谐振回路
C.混频器
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