简答题 No matter what happens, I' lI be your best friend.

简答题  It' s never too late to learn.

简答题 My roommate, Tom, is also a graduate student like me.

简答题  I' ve never heard such good music in a computer game. 

简答题 Not all the machines here are produced oy our factory.

简答题 Our library is so big, so is theirs.

简答题  It is necessary to take medicine on time.

简答题 My grandpa is used to getting up early.