_____enough time and money, the researchers would have been able to discover more in this field.

His manner was so pleasant that Bolla felt at （）with him at once.

If not _____with the respect he feels due to him, Jack gets very ill-tempered and grumbles all the time.

TheBentPyramidoutsideCairo__________ancientEgypt’sfirstattempttobuildasmooth-sidedpyramid.

U.S.News____________rankingsofcollegessince1983.Theyareaverypopularresourceforstudentslookingtoapplytouniversitycampus.