It is worthwhile considering what makes
题型:选择题
问题:
It is worthwhile considering what makes “convenience” foods so popular, and____ better ones of your own.
A.introduces
B.to introduce
C.introducing
D.introduced
It is worthwhile considering what makes “convenience” foods so popular, and____ better ones of your own.
A.introduces
B.to introduce
C.introducing
D.introduced