I can’t work out this math problem. Can you tell me ?
A. how to do it B. how to do
C. what to do D. how do it
— When Mr. Brown back?
— Sorry, I don’t know.
A. does; coming B. are; coming
C. is; coming D. is; coming
Chinese by the largest number of people.
A. is speaking B. speaks C. Speaker D. is spoken
----About 75% of the students can go swimming the rest can`t.
A. or B. and C. while D. so
---How much did the government donate to build the library?
---About three yuan.
A. millions B. million
C. millions of D. million of
Playing computer games too much influences our study does harm to our health.
A. not only; but also B. both; and
C. either ; or D. neither; nor