---Why does the boy bring a chair here?---Because the bookshelf(书架) is half a metre __________ his head. He has to stand on it to get the books on it.
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?