These shoes look very good. I wonder _______. （2006年上海春季高考题）
| A．how much cost they are | B．how much do they cost |
| C．how much they cost | D．how much are they cost |
Eating too much fat can ________ heart disease and cause high blood pressure.
| A．result from | B．contribute to |
| C．attend to | D．devote to |
Everyone is different and that is ________ makes our world so much better.
| A．that | B．which |
| C．what | D．who |
______ is generally accepted, economic growth is determined by the smooth development of production.
| A．What | B．That | C．It | D．As |
We are taught that a business letter should be written in a formal style _____ in a personal one.
| A．rather than | B．other than |
| C．better than | D．less than |
Maria has written two novels, both of ________ have been made into television series.
| A．them | B．that |
| C．which | D．what |