1.I have seen that movie four times.
2.She works for that company dor three years.
3.People do not travel to Mars yet.
4.Nobody ever has climbed that mountain.
5.She sleeps for 10 hours when the car arrived.
6.He never travels by train.
7.James teaches at the university since June.
8.A:Do you ever meet him? B:No,I don't meet him.
9.You growed since the last time i saw you.
10.By this time yesterday,I finished the project.
11.My english really improved sinxe i moved to Australia.
12.They are married for 40 years by the end of this month.
13.By 2020 I am living in Madrid for 15 years.
14.We are waiting here for over 2 hours.
15.Man walks on the moon.
16.I have know him since my childhood.
17.Bill just arrived.
18.She watched too much television lately.
19.What do you do?You are dirty.
20.Will you finish this novel by next week?
