1....we will see them at the party
2.Andrew's brother have gone (went) to the library three times the month.
Present simple I go to school, Past simple I went to school, Present cont I am going to school, Past cont, I was going to school, Futuer simple I will go to school, Pesent perfect I have gone to school
1 Are
2 They are
3 Is
4 They are
5 them
6 themit
7 are, them
8 much
9 this, is
10 those
11 them