Rosa worked hard to help black people in the U.S.划线提问

Rosa worked hard to help black people in the U.S.划线提问 The book in the black desk is my sister‘s.划线提问,划线部分：in the b 改写句子 He worked hard in order to pass the test.He worked hard 对划线部分提问．the boy in black is my classmate.划线是in black People's Square is in the centre of shanghai 划线提问.急 They worked very hard this morning.划线部分提问 （对划线部分提问） They worked very hard this morning .划线部分：worked ve 7.People use water to make things in the factories.(就划线部分提问) The black car is Mr.Black's.对划线部分提问(Mr.Black's) ____ _____ t You should help to set the dinner table(就划线部分提问)划线部分：help to U know that I'll be there for u in the end,if u help me to s The black's shadow is short.(划线部分提问,划线部分是short）