问题
We work together to achieve our common purpose: __________ world that is safer, cleaner and healthier than __________ one we are living in.
A:the , /
B:a , /
C:the , the
D:a , the
B:a , /
C:the , the
D:a , the
正确答案是：
同类题型
What __________ he do? —— He __________ an actor.
It’s time to say goodbye to my school . I’ll always remember the people _____ have helped me .
The harder we work, the ___ result we will get.
Xu Qian is a funny girl. She loves to __________ jokes.
What a beautiful school!–Yes. Many trees ________ in our school every year.