--- I knocked over my coffee cup. It went right over ____ keyboard ---You shouldn’t put drinks near ____ computer.
you understand this rule, you’ll have no further difficulty.
—My daughter has passed the exam. —Congratulations! She’s really intelligent. — .
Unluckily, my sister had her cellphone ______ in Guangzhou before she could find a job.
No one knows ______effects the GM material might have on the food chain.
With drink and food ____, the prisoner had to walk out of the cave where he was hiding.