18.the first textbook ___for teaching English as a foreign language came out in the 16th century.

　　A having written B to be written C being written D written

　　选D

　　19.the Olympic games , ___ in 776BC, did not include women players until 1912.

　　A first playing B to be first playing C first played D to be first playing

　　选C

　　20.cleaning women in big cities usually get __ by the hour.

　　A pay B paying C paid D to pay

　　选C

　　21.European football is played in 80 countries, ___it the most popular sport in the world.

　　A making B makes C made D to make

　　选A

　　22. the man managed to make himself ___with his ___English .

　　A understand, breaking B understand, broken C understand, breaking D understood, broken

　　选D

　　23.___from the moon, our earth with water ____70%of its surface appears as a “blue ball ”

　　A seen, covered B seeing, covered C seen, covering D to see, to cover

　　选C

　　24.___any more to say, the meeting was closed.

　　A without having B without C not having D nobody having

　　选D

　　25. when we watched the national flag ___ on TV, we ___ a cheer.

　　A risen, rose B being risen, lifted C raised, let D being raised, raised

　　选D

　　26.being in a hurry, _______

　　A the door was left open B he left the door open C he was left the door open D he had the door open

　　选B

　　27. the professor came into the lab, ___by his assistant.

　　A following B followed C being followed D to follow

　　选B

　　28. with trees, flowers and grass ____everywhere, my native town has taken on a new look.

　　A planting B planted C to plant D to be planted

　　选B

　　29.weather ___, we’ll go fishing tomorrow.

　　A is permitted B permits C permitted D permitting

　　选D

　　30. the key ___ , I couldn’t enter the office.

　　A was lost B having been lost C be lost D being lost

　　选B