"If you __________ to my party yesterday, you __________ the reason why I am wearing these clothes now. "Helen said to me.
| A．came; had known |
| B．had come; would know |
| C．had come; would have known |
| D．came; would know |
. He is too tired ________ any longer.
| A．not to walk | B．to walk | C．walking | D．not walking |
What do you think “anxious” ______?
| A．mean | B．means | C．meaning | D．meant |
This book ______ Tom’s father’s, because his name is on the book.
| A．maybe | B．may be | C．must be | D．must |
This question is ______ easy, all the students can answer the question.
| A．too much | B．too many | C．much too | D．many too |
I don’t know _________.
| A．what to do it | B．how to do it | C．what to do | D．to do what |