—HowlonghaveyoubeenstudyinginNo.8MiddleSchool?—Morethantwoyears.—Soitwillbelessthanoneyearyougraduatefromit.A．whenB．beforeC．afterD．since

Question

—How long have you been studying in No. 8 Middle School?
—More than two years.
—So it will be less than one year        you graduate from it.

A．when

B．before

C．after

D．since

Answer 1

B

连词辨析。When当……时，既然；before在……之前；after在……之后；since自从……以来。句意：你在第八中学学习多久了？——两年多了。——因此到你从这儿毕业还有不到一年的时间了。结合语境可知此处指的是毕业前的这段时间，故选B。