-- Is that girl Susan?-- It ______ be her. She left for Beijing yesterday.A. needn't B. can't C. mustn't
May works hard at her study, and she does her homework ______ every day.
I believe you must come first in the exam. You always do __________ in our class.
Is this photo of your daughter? She looks _____ in the pink dress.
---Kate won the drawing competition yesterday. It was so cool! ---- Yes. She spend all her free time _____ drawing.
Which of the following about American English and British English is right?