14.This kind of bird is_________.
15The teacher_________ Tom spend more spare time on his lesson.
13.It’s hard to ______one twin______ another.
12.It’s our hope that two counties will live________ for ever.
11.When asked about his marks, he_______ silent.
10.He has a________ for running. No one can run faster than him.
9.You can only take those________ you when you leave the room.
8.Lincoln was_________ to be one of the greatest presidents in the USA.
7.What you said_______ to be true. I should apologize to you.
6.We met_______ in the street.
5.Though old, they often________ each other.