You can’t be ______ when you camp _____ an high altitude, where the air is thin.
| A．enough careful; at | B．too careful; at | C．careful enough; on | D．too careful; on |
Great changes ___ in my hometown and a lot of factories _______.
| A．have been taken place , are being set up | B．have taken place , have been set up |
| C．are taken place , had been set up | D．had taken place , will be set up |
It is well-known to us all that the dove is a ______ of peace .
| A．sign | B．mark | C．signal | D．symbol |
No matter how low you consider yourself , there is always someone ___ you wishing they were that high.
| A．getting rid of | B．getting along with | C．looking up to | D．looking down upon |
Washing machines made by China have won ___ worldwide attention and Haier has
become ____ popular name .
| A．a, the | B．/ , a | C．/, the | D．the , a |
--- I can’t find my purse anywhere .
--- You ___ have lost it while shopping .
| A．may | B．can | C．should | D．would |