—I knocked over my glass. It went over____keyboard.—You shouldn't put drinks near___computer.A. a; the B.the; the C.a; a D.the; a专家老师,您认为此题设置的怎么样?答案应该选哪个?
But, of course, they had no satellite, Internet or weather broadcast to help them.I have a shop selling toys.第二个可以弄懂,是现在分词作定语。第一个句子的 to help 是什么成分,什么用法呢?