Mycousinsaregoingtoclimbmountainstomorrow(改为一般疑问句)
Thenewcarcostme100000yuan(改为否定句)Mydaughtershirleylearnstoplaythepiano(fourtimesamonth)划线部分提问)Bobandjanehadagoodtimewhentheywerefishinginthepark(保持原句意思不变)