---Look. The man at the gate _____ be our headmaster. He is always standing there every morning.---No. it ____ be him. He is having a meeting in the office now.
How much ___________do we need to make fruit salad(沙拉)?
---- Sandy, _______ apple on the table is for you. Remember to eat it. -----Thanks, I will._______ apple a day keeps the doctor away.
单词辩音
Which of the following actions is NOT part of green life?
Which of the following is new energy?