九年級下冊Unit 5 Sport導學案
14、單元語法：時態；被動語態
（1）時態：
一般現在時：she helps her mother once a week.
mary’s father is a policeman.
現在進行時：they are playing basketball now.
listen! she is singing an english song.
現在完成時：he has already got her help.
he says he has been to the usa three times.
一般將來時：we will have a meeting tomorrow.
he is going to study abroad next year.
一般過去時：mr. smith bought a new car yesterday.
they were here only a few minutes ago.
過去進行時：while he was waiting for the bus, he was reading a newspaper.
it was raining when they left the station.
（2）被動語態：be+動詞的過去分詞
一般現在時：am/ is/ are +done
the classroom is cleaned by the students every day.
現在完成時：have/ has been + done
the book has been read many times by me.
一般過去時：was/ were +done
my bike was stolen last night.
一般將來時：will be +done; is/are going to be done
a speech will be given this afternoon.
the problem is going to be discussed at the meeting tomorrow.