In summer milk will quickly go bad_____ it is put into a fridge.
The sweet smell of the flowers in the garden comes in_______the open window,making us feel in a good mood(心情).A.onB.withC.through
Did you know that the earth is home to________animals?
The little girl was________nervous that she couldn’t say a word in public.
—How long have Mr.and Mrs.Smith________?—For more than twenty years.
—English isn’t as________as Chinese.—Maybe,perhaps it’s just because Chinese is your native language.