Ⅰ.单句语法填空
1．Our neighbours gave us a baby bird yesterday that hurt itself (it)when it fell from its nest.
2．It now has 20，000 hectares of land，more than twothirds of which are under cultivation.
3．I don't think he is the best one to do (do)the work.
4．My teeth are very sensitive to cold food.
5．I have arranged for a car to pick (pick)them up at the station.
6．There was no sleeping accommodation available to us for the night.
7．Let us rise as one man in defence (defend)of our motherland.
8．He led them in launching (launch)a movement.
9．The bad cold prevented Alice from taking (take)part in the sports meet.
10．We got lost (lose)because we couldn't read the map.
