问题描述：
将下列句子改成现在进行时态
①Kitty and Ben have lunch at about twelve
②His father can help them
③Danny opens the door
④They watch TV in the evening
⑤Tom can speak Chinese
⑥She works in a hospltal
①Kitty and Ben have lunch at about twelve
②His father can help them
③Danny opens the door
④They watch TV in the evening
⑤Tom can speak Chinese
⑥She works in a hospltal
问题解答：
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