单项选择题
M: Aren’t you ready yet W: Almost. Hang on a bit.
A. She wants the man to wait. B. She is ready now. C. She has decided not to go. D. She thinks the man should change the clothes.
A. to explain to us what a "tip-of-the-tongue" memory lapse is B. to describe in detail the nature of memory C. to tell us some new developments of scientific research on memory and learning D. to discuss some ways of improving both our memory and learning
A. He did poorly on the first exam. B. He got more than eighty percent right. C. Eighty percent of the students did well. D. He did much better than he thought.