Tom has two balls改为一般疑问句

Tom has two balls改为一般疑问句 The boy has two soccer balls.改为一般疑问句 Tom has two books改为一般疑问句 I have two ping pong balls.改为一般疑问句 Ben has some balls.改为一般疑问句和否定句. Tom has a watch.(改为一般疑问句) tom has a watch(改为一般疑问句) Helen has two sisters.(改为一般疑问句) I have two ping-pong balls .（改为一般疑问句,并作肯定回答） kate has some ping----pong balls in her bag (改为一般疑问句) Tom has a bad cold.改为一般疑问句. Tom has a bed cold.(改为一般疑问句)