按要求改写下列句子
小题1:They are going to visit the Great Wall. (否定句)
They______  ______  ________ to visit the Great Wall.
小题2:People are having afternoon tea. (一般疑问句)
______  _______  ________ afternoon tea?
小题3:The children are enjoying themselves. (同义句)
The children are _________ a ________ ________.
小题4:He never plays computer games at home. (用now改写句子)
He _____ ______ computer games at home _________.
小题5:No one will write on a blackboard with chalk. (同义句)
No one will _____ chalk _____  ______ on a blackboard with chalk.