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【华慧考博】考博英语每日一练（1.15）考博加油！
1. If you work under a car when repairing it, it is likely that you’ll get very ______.
A. waxy
B. slippery
C. sticky
D. greasy
2. The gap between those at the lowest level and those at the highest level of income had increased ______, and is continuing to increase.
A. successfully
B. succinctly
C. substantially
D. sufficiently
【考博英语句子改错】
The aging process is not entirely determined by heredity, but is influenced by different environmental and social circumstances as good.
