Our teacher told us the earth ________ round the sun all the time.
. Some people either _____ avoid questions of right and wrong or remain neutral about them.
If he refuses to _____ my plan, I can probably find someone more cooperative.
. The noise was so _____ that only those with excellent hearing were aware of it.
The lawyer was expected to _____ some proposals after reading all those documents.
_____ his knowledge of the mountainous country, John Smith was appointed as our guide.