35. So little ________ about science that the lecture was my understanding.
__ Sally , our monitor , was late for class this morning .__ _________ ? As far as I know , she never came late for class.
The questionnaire takes _________ ten to fifteen minutes to complete and can be used along with the assessment interview.
Before our study we did not have data that could tell us __ those changes were small or large .
Generally speaking , almost all the kids are ______about how everything around them works.
Our government’s plan to fight against air pollution will focus on _____ information and handling PM2.5.