Your article is very good.There are some mistakes in grammar.

He is _______swimming. A: good on B: good for C: good with D: good at

Good A and good B are substitutes in production. The demand for good A decreases, which lowers the price of good A. The decrease in the price of good A ( ) A: decreases the supply of good B: increases the supply of good C: decreases the demand for good D: increases the demand for good

3. At their funeral, some people are described as a good Christian, a good parent, a good child, a good wife or a good husband.

【单选题】This kind of clothes looks ________ and sells ________. A. good; well B. well; good C. good; good D. well; well A. good ;well B. well ;good C. good;good D. well ;well

以下程序的运行结果是( )main(){ int j;j=20;for( ; j>=0 ; j-=20){ if( j ) printf(“Good!” );else printf(“Not good!”);}} A: Good!Good! B: Not good! C: Good! D: Good! Not good!

Running is often （） your health. A: good for B: good at C: good of D: good in

已知 fn = 'good {0}'.format，那么表达式 list(map(fn, 'girl'))的值为 A: ['good g', 'good i', 'good r', 'good l'] B: ['good girl'] C: 'good girl' D: 'good'

Good cookies could be cooked by a good cook, if a good cook could cook good cookies.

The goods here are _______. A: in a good condition B: in good conditions C: in good condition D: in the good condition