Our teacher walked into the classroom _______ a smile _______ his face. A. for; on B. of; in C. with; on D has; on
--Thank you for your valuable advice. --________________.
China is large than _______country in Asia(亚洲).
I don’t think swimming is ______as hiking.
E-mail is much ______than long-distance calling.
I believe ____________, because he is ________honest man.