Are these them?有语法错误吗

Are these them?有语法错误吗 these are dolls( )them these shoes are at a very good price这句话有语法错误吗 these are dolls( _) them you maybe frighten them这句话有语法错误吗? what are you busy about these days?(这句话有语法错误么?) These are[ ]questions.You can answer them[ ] These are[ ]question.You can answer them[ ] Are these ( ) books?A:they B :them dogs are our friends有语法错误吗 you are too weak有语法错误吗 有个英文我不懂,u better check them out.these little kids are Non-ma