—Is Jack on duty today?
—It ________ be him. It’s his turn tomorrow.
A．mustn’t B．won’t
C．can’t D．needn’t
_______ with so much trouble，we failed to complete the task on time.
A．Faced B．Face
C．Facing D．To face.
He asked me ________ with me.
A．what the matter is B．what the matter was
C．what’s the matter D．what was the matter
Could you tell us ________ happens when one student in class expresses a personal opinion ________ maybe offends other students?
A．that；that B．what；where
C．that；where D．what；that.
When I am not sure of the spelling or pronunciation of a word, I will _____ the dictionary for it.
A look up B. look over C refer D consult
Just after kidney’s death, vice president Lyndon Johnson quickly ______the government.
A in charge of B. took control C took charge of D turned over
