– I wonder how much you charge for your services.
-- The first two are free________the third costs $30.
| A．though | B．until | C．while | D．before |
When he was there, he ____ go to that coffee shop at he street corner after work every day.
| A．would | B．should | C．had better | D．might |
—How about paying a visit to Mr. Richardson, our former history teacher?
—Good idea. I will e-mail him today so he ___ know ___ to expect us.
| A．may,when | B．would, why | C．will, how | D．shall, why |
Can I do ___ for you?
| A．nothing | B．things | C．everything | D．something |
When the fire broke out, Mary didn't know ___.
| A．what to do | B．what do | C．to do what | D．what thing to do |
Men do not kiss each other___ in China __ in Englishp-speaking countries.
| A．neither, or | B．neither, nor | C．either, or | D．either, nor |