將下列句子改成現在進行時英語的句子 tom can speak Chinese we have four lessons Do you like this book?his father can help them. Danny open the door

將下列句子改成現在進行時英語的句子 tom can speak Chinese we have four lessons Do you like this book?his father can help them. Danny open the door

Tom could be speaking Chinese.
We are having four lessons.
Are you enjoying this book?
His father could be helping them.
Danny is openning the door.