摘要： They want to develop a kind of dog-friendly food will help dog owners cool down their pets. A. who B. what C. which D. whether
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They want to develop a kind of dog-friendly food _________ will help dog owners cool down their pets.
| A．who | B．what | C．which | D．whether |
They want to develop a kind of dog-friendly food _________ will help dog owners cool down their pets.
- A.who
- B.what
- C.which
- D.whether
They want to develop a kind of dog-friendly food _____ will help dog owners cool down their pets.
[ ]
A. who
B. what
C. which
D. whether
查看习题详情和答案>>
B. what
C. which
D. whether
They want to develop a kind of dog-friendly food _________ will help dog owners cool down their pets.
查看习题详情和答案>>
| A．who | B．what | C．which | D．whether |
They want to develop a kind of dog-friendly food _________ will help dog owners cool down their pets.
| A．who | B．what | C．which | D．whether |