句型转换。 1. Both of the books are very interesting. (改为同义句) The books______ ______very interesting. 2. The school uniform is mine .(就画线部分提问) ______ ______ the school uniform? 3. The boy is bad at math.(改为同义句) The boy is ______ ______math. The boy is______ ______math. The boy is ______ ______ ______ math. The boy______ ______ ______ math. 4. We both enjoy playing the guitar.(改为同义句) ______ ______ ______enjoy playing the guitar.