把这些词排成句子1.she.him.a piece of paper.the address of a house.with.gave2.he driving home.doing homework.was.saw3.we.reading english.the teacher.came into the classroom.were.while5.she.he.didn't say a word.while.was driving
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把这些词排成句子1.she.him.a piece of paper.the address of a house.with.gave2.he driving home.doing homework.was.saw3.we.reading english.the teacher.came into the classroom.were.while5.she.he.didn't say a word.while.was driving
把这些词排成句子
1.she.him.a piece of paper.the address of a house.with.gave
2.he driving home.doing homework.was.saw
3.we.reading english.the teacher.came into the classroom.were.while
5.she.he.didn't say a word.while.was driving
把这些词排成句子1.she.him.a piece of paper.the address of a house.with.gave2.he driving home.doing homework.was.saw3.we.reading english.the teacher.came into the classroom.were.while5.she.he.didn't say a word.while.was driving
1She gave him a piece of paper with the address of a house.
3The teacher came into the classroom while we were reading english.
4She didn't say a word while he was driving.
第二个好像不对吧.
9
4在哪里
x=-1,y=3带入②
-b+3a=1
x=3,y=2带入①
3a+2b=16
联立解得
a=2 b=5
x=-1,y=3带入②
-b+3a=1
x=3,y=2带入①
3a+2b=16
联立解得
a=2 b=5