13．--Do you have a sore back?   -- _________．It's very serious（严重的）now．

A．Yes，I have          B．Yes，I do            C．No，I haven't         D．No，I don't

12．Everybody _________ stressed out sometimes，It's natural（自然的）．

A．got                      B．gets                     C．is getting                D．get to

11．Traditional Chinese doctors believe _________ important to keep a balance of yin and yang．

A．it's                      B．that's                   Ct．his is                    D．we're

10．I'd love to go to your party，_________ I can't come．

A．I'm glad               B．but I'm afraid         C．because                  D．and

9．He is ill．I want to cook _________ for him to eat．

A．anything different                                    B．different arising

C．something different                                    D．different something

8．Don't forget _________ the door and the windows before you leave．

A．opening               B．to elope               C．closing                   D．to open

7．--Where are they going on vacation．    --They are planning _________ to Hong Kong．

A．flying                  B．to fly                   C．flies                       D．fly

6．The book _________ be Tony's because his name is on it．

A．must                   B．can't                    C．would                    D．shouldn't

5．It _________ me half an hour to walk home every day．

A．uses                     B．takes                   C．spends                   D．pays

4．There is _________ water in the glass，can I get some?

A．little                    B．few                     C．a little                    D．a few