—Where did you get this book?—I picked it up from a second-hand bookshop if you ______ know.
#63082
A
must
B
will
C
can
D
shall
推荐题目
 This book ______ , because his name is on the book. 
#74799
A
can be Tom’s father’s
B
can’t be Tom’s father’s
C
must be Tom’s father’s
D
must be Tom’s father
The teacher says we _____read ______ comic books.
#76754
A
mustn’t, much too
B
can’t, much too
C
may not, too many
D
shouldn’t, too many