What’s wrong whti you, Eric? You look tired.–I ______________ late to prepare for the final exam last night.

It’s your turn to be on duty. _____. [ ]

The old man lives ____ in the countryside, but he doesn’t feel_____ because he chats with his children on the Internet every night.

The new machine is supposed to be the solution to all our production problems, but”____”.

Grandfather doesn’t oftenSo he isn’t good in heath.