Research shows that teenagers ________ talk about their day with family members at the dinner table are less likely to engage in high-risk behavior.
| A．what | B．who | C．whom | D．\ |
---.We didn’t find the Blacks during the lecture.
--- No one had told them about _____ a lecture.
| A．there to be | B．there being | C．there be | D．there was |
Let us suppose that we him about it, what would have happened?
| A．had not told | B．did not tell | C．will not tell | D．don’t tell |
Some educatorsthat children should be rewarded for their great performance.
| A．assumed | B．adopted | C．advocated | D．convinced |
—It was cold and the road was icy.
—It a comfortable journey.
| A．can’t be | B．shouldn’t be | C．mustn’t have been | D．couldn’t have been |
what has recently been done to provide more buses for the people, a shortage of public vehicles remains a problem.
| A．Except for | B．But for | C．Because of | D．In spite of |