1 It was a nice day, so we decided to go for a walk
2 They are hungry so she suggests having dinner early
3 Our neighborhood threatened to call the police if we didn't stop making noise
4 Lan was a difficult situation, so I agreed to lend her money
5 His father is worried because he has to ride his bike on narrow and crowded streets to get to school
6 The student who sits next to me is from China
7 I thanked the woman who had helped me
8 The professor whose course I am taking is excellent
9 Jim passed the exam, which surprised everybody
3 A teacher is a person who gives lessons to student
4 This doctor, whom you visited yesterday is famous
5 April 1st is the day which is called April Fool's Day
6 A nurse is a person who looks after patients
7 Do you know the music which is being played on the radio
8 She couldn't come to the party, which is a pity
9 A clock is an instrument which tells you the time
10 A fridge is a machine which is used for keeping food fresh