It is worth considering what makes “convenience” foods so popular, and ____ better ones of your own.
#97853
A
introduces
B
to introduce
C
introducing
D
introduced
推荐题目
I saw Mary ____ the house.
#97508
A
open the door and go into
B
to open the door and to go into
C
open the door and to go into
D
open the door and went into
 Mrs. White showed her students some old maps          from the library
#89637
A
to borrow
B
borrowed
C
to be borrowed
D
borrowing