I will visit you tomorrow________I’m too busy.A.unlessB.ifC.because
They didn’t do it by themselves instead of Uncle Wang for help.
--- Bob never does his homework Mary. He makes lots of mistakes.--- Because he spends time doing his homework.
---Mom, when shall we go to Weifang Museum this weekend?---Oh, sorry. I’m going to Beijing for a meeting. ____ Saturday ____ Sunday is OK.
—We can save our pocket money and donate it to those in need. —________!
The sentence structure(结构)of “He often makes me happy” is ________.