if you work under a car when repairing it, you often get very______
A waxy B slippery C sticky D greasy
当你躺在车的下面修车的时候，你往往会（）。根据常识，在修车时会把自己弄脏。waxy，涂满蜡的；slippery,容易打滑的；sticky,粘的；greasy,油腻腻的。故选D.
the wings of the bird still________ after it had been shot down
A slapped B scratched C flapped D fluctuated
小鸟被击落之后，翅膀仍然在（）。根据常识，翅膀还在扑腾。slap,给某人一巴掌；scratch,挠；flap,轻轻拍打，扑腾；fluctuate, 波动。故选C.
