The professor could tell by the _________look in Mars's eyes that she didn’t understand a single word of his lecture.
He seems ____ something valuable. He looks so worried.
Don’t take her seriously, she’s just ____.
We will have more money to spend after we ____ our mortgage (贷款).
It’s hard to finish the work in a day. You’d better ____ your friends to help you.
He is strict with himself in the work, so the manager ____ him a lot.