This math problem is so hard that I can't ______ .Please give me some advice.A. look out it B. work it out C. give it out
He needs to go _____ a forest on his way home every day.
Boys and girls ,take your pen ______ your desk , please.
I’ll call you if he _______ tomorrow.
Can you show me_______ an e-mail, please?
Miss Li hurried to work without ____ breakfast this morning.