39.When you travel into space, you can eat and drink in ______. (WEIGHT)
40.How do you ________ the real painting from the fake one ? (DIFFERENT)
41. He __________and fell into the water. (BALANCE)
42.All the ________from the last lecture were not allowed to attend (ABSENCE)
the interview for the coming project.
43.Ann _______ and picked up her riding hat. (MOUNT)
44. Jim is very disorganized and not very ________ . (BUSINESS)
45. You look rather _______ . Are you worried about something? (OCCUPY)