单项选择题
A.virtual B.universal C.controversial D.substantial
How can you best（）in your students the speech habits of...
单项选择题How can you best（）in your students the speech habits of the English language?
A.civilize B.cultivate C.evolve D.train
You must take the（）steps by yourself; after you have be...
单项选择题You must take the（）steps by yourself; after you have begun, I will help you.
A.primitive B.preliminary C.primary D.practicable
This is the first draft of the book. Please feel perfec...
单项选择题This is the first draft of the book. Please feel perfectly free to（）on it.
A.cope B.complain C.comment D.confirm
