Smoking is so harmful to personal health that it kills_____people each year than automobile accidents.
| A．seven more times | B．seven times more |
| C．over seven times | D．seven times |
Along with the letter was his promise _____ he would visit me this coming Christmas.
| A．which | B．that | C．what | D．whether |
The young dancers looked so charming in their beautiful clothes that we took
pictures of them.
| A．many of | B．masses of |
| C．the number of | D．a large amount of |
Social attention should be paid our earth from.
| A． to prevent; being polluted | B． to preventing; polluted |
| C． to prevent; polluting | D． to preventing; being polluted |
On the top of Mount Tai，you can get a wonderful________of the sunrise.
| A．view | B．scene | C．sign | D．sight |
Water，which seems so simple and common，is________makes life possible.
| A．what | B．that |
| C．which | D．how |