1,The president’s attending the meeting himself gave them a great deal of encouragement.
2,No noe had told Mr Smith about there being a lecture the following day.
3,Which do you enjoy to spend your weekends,fishing or watching TV?
4,Which materials can be thrown into the sea depending on the nature of them?
5,I lost my way in complete darkness last night,and to make thing worse,it began to pour.
6,Having no money but not wanting anyone to know,he simply said he would go without dinner.
附:请解释上面的3题为何用to spend 而不用spending,4题为何用depending,5题为何用to make ,6题为何用not wanting anyone ?
(请详细点)
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