Don’t leave matches or cigarettes on the table within _______ of little children.
| A．hard | B．reach | C．space | D．distance |
Thanks to the application of new farming methods,output is now six times _____it was before 2000.
| A．that | B．what | C．which | D．how |
Madonna ____a straight A student,but it was dancing that she was really crazy about.
| A．must be | B．could be | C．must have been | D．could have been |
I’m told that languagepractising.com is a free website ____ learners can not only learn various languages but also chat online.
| A．where | B．which | C．that | D．what |
The traditional approach___with complex problems in our studies is to break them
down into smaller,more easily managed problems.
| A．to deal | B．having dealt | C．to dealing | D．being dealt |
Vitamin D helps our bodies make a special chemical,and this special chemical, ____ ,
affects our brains,making us feel happy.
| A．in turn | B．in particular |
| C．in advance | D．in short |