-What time will Diana get to Chengdu?-I’m not sure. When he ________, I’ll call you. A. will arrive B. arrive C. arrives
E-mail is much ______than long-distance calling.
I believe ____________, because he is ________honest man.
Please listen to the teacher as _______ as you can in class.
Our city is one of _________cities in china.
It is necessary for us _______them every day.