1．There are a variety of animals ranging (range) from rabbits to tigers in the park，including a rare species of monkey.
2．Many citizens are opposed to pulling (pull) down the old building，because it dates back to the 16th century，which should be protected.
3．How many times do you dine out per week on average?
4．We should make teenagers realize the risk and consequence (consequent) of taking drugs by putting more safety education into textbooks.
5．—Why does the lake smell terrible?
—Because large quantities of water have been polluted (pollute)．
6．Under these circumstances (circumstance), what matters most is not only our persistence but also our attitudes.
7．I am writing to apply for the volunteer position stated (state) in your notice.
8．My main reason for subscribing to New Scientist is to keep the pace of advances in science.
9．The gap between the rich and the poor has a tendency (tend) to become wider and wider.
10．In spite of this，the number of people having mobile phones is increasing steadily (steady)．
