There is _____ “u” and _______ “s” in the word “us”.
| A．an, a | B．a, a |
| C．an, an | D．a, an |
--______ have you stayed in this school ?
---For three years.
| A．How far | B．How long | C．How often | D．How many |
Without friendship, one won’t be happy _____ he is very rich.
| A．if | B．though | C．even | D．however |
Bob,_______ your coat. It’s cold and windy outside.
| A．put on | B．turn on | C．get on | D．come on |
---- Don’t worry. I will help you.
-----Thank you. It’s very kind ______ you to say so.
| A．for | B．on | C．to | D．of |
–Jim passed the Chinese exam. What about Jack? --.
| A．He did so | B．So did he | C．So he did | D．So did she |