We ( visit ) the painting club next week. Would you like to join us

19.we ( visit ) the painting club next week.Would you like to join us ?
20.making friends  ( be ) easy.
21.two third of milk (be ) water.
22.two third of students ( be ) boys
23.8 hours of slepping ( be ) enough.
24.the rich ,( spend ) a lot of money.
25.listen! someone (knock ) at the door.