I saw Susan in the library just now.
No,it __ be her.She went to Shanghai this morning.( )
A. |
must |
B. |
can't |
C. |
may |
D. |
needn't |
I saw Susan in the library just now.
No,it __ be her.She went to Shanghai this morning.( )
A. |
must |
B. |
can't |
C. |
may |
D. |
needn't |