练习说明
判断空格处所需词性，并从 A-D 中选择一个最合适的答案。
第 1 题
Dolls constructed of flat pieces of _______ , painted with various designs, and with 'hair' made of clay
第 2 题
_______ that were found had marks on them, possibly made by tools used for eating.
第 3 题
modern-day humans have a longer _______ than Lucy did.
第 4 题
The issues that seem to _______ Kitcher's arguments are seen most clearly in the biomedical arena.
第 5 题
These floods _______ the river with sediment and sand, carved its beaches and built its sandbars.
第 6 题
The humpback chub, for example, a small native fish of the Colorado River, thrived in the _______ waters.
第 7 题
The power potential of an average wave per _______ of beach has been estimated at about 40 megawatts.
第 8 题
The warm water can be used to vaporize an intermediate fuel, such as _______
第 9 题
The _______, who will soon make up half the workforce, were reared to work in groups.
第 10 题
The environmental arguments in favor of moving to a greater use of renewable energy are _______.
第 11 题
The 2-megawatt facility _______ the electricity generated to the shore via an underwater cable.
第 12 题
The fashion for teams is driven by a sense that the old way of organising people is too _______.
第 13 题
Teamwork may also lead to _______, delay, and poor decision-making.
第 14 题
The fashion for teams is _______ from large corporations to more unusual ones.
第 15 题
The construction of the power plant involves building a major _______ across the mouth of a tidal river.
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