here are many different types of food, some animals spend their lives eating only one type.

No hurry at all The train will come in an hour; _____, we can have lunch [ ]

Those who have ________ floods and sandstorms know the importance of environmental protection.

Are you ready for Spain?—Yes，I want the girls to experience that ________ they are young

My cat’s really fat.—You ______ have given her so much food.