If only you were here
ruguo ni zai zheli jiu hao le
To put something somewhere
Bâ Something Fàngài Somewhere shang/xia/li/wai (position)
I thought you were only a teacher
wo yîwéi nî zhî shi laoshi
I did not finish
meiyou zuo wan!
do a favour
Qing bang wo yige mang (busy)
I did not see anybody
shei dou meiyou kan jian
Tell reception to let my visitor up to me
qing gaosu qiantai rang wode kehu shanglai
Tell sam not to buy me lunch today
Qing gaosu Sam jintian bu yong mai zhongfan gei wo