-- Do you know__________?
--- Next Friday.
| A． when did the book come out | B．when the book came out |
| C． when will the book come out | D．when the book will come out |
E-mail is much ______than long-distance calling.
| A．cheaper | B．cheap | C．the cheaper | D．cheapest |
I believe ____________, because he is ________honest man.
| A．the words he says; a | B．what he says; an |
| C．he says what; the | D．what does he say ;an |
Please listen to the teacher as _______ as you can in class.
| A．careful | B．carefully | C．careless | D．care |
Our city is one of _________cities in china.
| A．the biggest | B．biggest | C．bigger | D．the big |
It is necessary for us _______them every day.
| A．looking after | B．to look after | C．look after | D．to looking after |