He thinks his sister can do very well in the exams,____?变为反意疑问句该怎么变?是不是I think时才与从句一致？

He thinks his sister can do very well in the exams,____?变为反意疑问句该怎么变! He thinks his sister can do very well in the exams,____?变为反意疑问句该怎么变?是不是I think时才与从句一致？ Jack studies hard,but his father thinks his sister studies even__(hard) He thinks it must be his friend's house.是什么意思? He got on well with his sister. He _____ (argue)with his sister now. He is ______(famous)than his sister. he likes speaking English .so does his sister .同义句 ---- he ---- his sister ---- ---- English He takes good care of his sister .同义句He looks __________ his sister _________. He thinks carefully when he works.(同义句) He is _______ _______ his work. He often ______(thinks of) his parents when he was study in Canada.填一个词. He think thinks that he can take a free _____on his bicycle. He often helps his sister learn English(同义句） He ofHe often helps his sister learn English(同义句）He often helps his sister ____ _____ his sister It's not easy to read his mindA learn from his thoughtsB make up his mindC get what he thinks He helps his sister Ann to study english.翻译 He must look after his sister (改为一般疑问句 ) His sister is my mother.He's my( )