—Look! The boy in the white shirt ___be Tom.
--It ____be him. I saw him enter the library just now.
A.must; can’t | B.must; mustn’t |
C.may; shouldn’t | D.may; mustn’t |
—Look! The boy in the white shirt ___be Tom.
--It ____be him. I saw him enter the library just now.
A.must; can’t | B.must; mustn’t |
C.may; shouldn’t | D.may; mustn’t |