Italians often approach others closely and are more     to touch them. 

—What did you do last weekend?—Oh，nothing________.

－Have you finished your experiment report, Jane?－Oh, my God. I’ve _______ forgotten all about that.

It is believed that high achievers work toward personal standards of excellence ______ material rewards.

When asked why he prefers bikes to buses, the professor said,  “Riding a bicycle takes __________ half an hour, but it’s more convenient and environmentally friendly. ”