Johnny wanted to ride his new bicycle in the street, but his mother told him ________.
A.not to | B.not do it |
C.not to do | D.do not |
We should pay close attention to safety in schools because of frequent reports about accidents ____ students got injured or killed while in school.
A.which | B.for which | C.in which | D.what |
I will lend you the money ____ you pay it back in one month.
A.on condition that | B.in case |
C.in order that | D.considering that |
To read Tolstoy (托尔斯泰) and ____ to the nineteenth century Russian literature are two main reasons for my taking Professor White’s course.
A.to introduce | B.introduce |
C.introduced | D.to be introduced |
--- Have you ever heard of an American president called Chester A. Arthur?
--- No, and he’s not mentioned in my history book at all. He seems ____.
A. to have been completely forgotten B. having completely forgotten
C. to have completely forgotten D. being completely forgotten
____ I admit the problems are difficult, I don’t agree that they can’t be solved.
A.Until | B.While | C.As | D.Unless |