ll the books he was interested in _______, heleft the library and went back to his dorm.

My brother’s never been late for work, ______–______. He is a hard-working man.

It seems that the students devote much time and energy _____a high score in the exam.

Would you like to _____ Professor Smith’s lecture this Sunday?— Sorry, I have an important meeting to _______.

My sister Helen is not very ________. Her things are everywhere.