There were signs here and there, _____ visitors to look out for ______ rocks.
| A．warning; fallen | B．warned; falling | C．to warn; fallen | D．warning; falling |
Peter has treated himself to too much delicious food，his sharp increase in weight
| A．accounting for | B．appealing to | C．bringing in | D．allowing for |
Inspired by the seniors in college andhis own responsbilities，Dick is determined to work harder．
| A．to recognize | B．recognizing | C．recognized | D．being recognized |
Visitors from the mainland used toin Honghong for a flight toTaiwan.
| A．transfer | B．change | C．move | D．transport |
Tony is a lawyer now, but he in a delivery company for six years.
| A．has served | B．had served | C．was serving | D．served |
What makes online shopping so popular isit shortens the distance between manufacturers and consumers．
| A．how | B．that | C．whether | D．why |