1.She has been nominated for the best actress three times she has never won once.
=)In spite of
2.Mr Paul couldn't enjoy the mael because of stomachache
=)The stomachache prevented
3.Taking photos is interesting
=)It's
4.Tom is the best player in our school
=)No one
5.They haven't cleaned this street
=)This street
6.You must clean the wall before you paint it
=)The wall
7.I don't have enough money to buy a new car
=)I wish
8.It is cold, so we cann't go swimming
=)if
9.I didn't take an umbrella, so i got wet
=)If
10.Is the road being repaired now?
=)Are they
11.Do they teach English at his school
=)Is
12.I last saw mu uncle 2 years ago
=)I haven't
13.It's is the most intelligent novel i've every read
=)I\ve
14.My new jeans are more expensive than yours
=)you news jeans
15.Don't make noise, or you'll wake the baby up
=)If