.
________their nationalities, we will make friends with anyone who is friendly.
| A．Regardless of | B．Thanks to | C．Except for | D．Despite |
Mr. Wang made up his mind to devote all he could ______ his oral English before going abroad.
| A．improve | B．to improve |
| C．improving | D．to improving |
Influenza HINI is an illness that can result in death unless ______ in time.
| A．treat | B．to treat |
| C．treating | D．treated |
MSN, ______ you can chat with your friends, makes communication easy.
| A．why | B．which |
| C．that | D．where |
Mother's love is true love! She's never stopped loving you ______ you become or you do.
| A．whichever | B．however |
| C．whatever | D．whoever |
The dance performed by the disabled actors is really a hit, but years ago no one ______ they were to achieve such great success.
| A．must have imagined |
| B．could have imagined |
| C．should have imagined |
| D．would have imagined |