If it ________ tomorrow, we will go to the zoo. A. isn’t rain B. doesn’t rain C. won’t rain
When H7N9 bird flu first appeared,people didn’t know _____ doctors could cure it.
------Do you mind me sit here? ------_________,it’s for Mr Brown.
I was born ___ the evening ___ March 12,1997.
Have you seen ______ pen? I left it here this morning. Is it ____ black one? I think I saw it somewhere.
___ it was very cold, ___my friend still went swimming in Jialing River this morning. A. Although;/ B. Although; but C. But; although