BDDCC DCACA
DCAAC BCDBA
21 Yes
22 How many
23 Is that all
24 How much are they
25 Here's the money
26 are
27 are
28 english
29 good
30 can't (swim)可以填两个就两个,单can't 应该也可以
31 singing
32 by
33 bus
34 walking
35 day
36-40 BCBDA
41 It's Sunday
42 Jim and his mother are going to a farm
43 Yes,there are.
44-49 ecdbfa
50-55 fedabc
强烈鄙视抄我回答拿分的