The auto repairman could not have scored more than 80,（) my estimate.A byB outC onD of

The auto repairman（) his head from under the automobile hood.A risenB raisedC roseD rise

__ the new technology into the factory was not an easy job.A、IntroducingB、IntroduceC、Hav

A．Because the old one could not transfer signals clearly.B．Because the old one could n

Which of the following italicized parts modifies an adverb？A．I was that hungry I could hav

He could not tolerate the extremes of heat

He could not tolerate the extremes of heat