1, B ( do you eat )
2, D ( have been )
3, B ( haven’t received )
4, B ( have ever met )
5, A ( haven’t travelled )
6, C ( was writing-glanced )
7, A ( Did you have )
8, B ( haven’t heard )
9, C ( haven’t spoken - was )
10, A ( haven’t received-met )
11, A ( Have you gone-have gone-was )
12, B ( have finished )
13, A ( has written )
14, A ( was - paid )
15, A ( have come )
16, A ( have visited )
17, A ( is Lan doing-is talking )
18, D ( was born - lives - works )
19, C ( have met - is )
20, B ( is writing-has been)