When preparing for an endurance race such as a triathlon, athletes must run and swim long distances, train themselves to master boredom and mental fatigue, and consume highly nutritious food to provide enough energy to sustain their bodies during the intense physical stress of the training period.
A highly nutritious food to provide
B highly nutritious foods for providing
C food that is highly nutritious, and which provide
D highly nutritious food that provide
E foods which is highly nutritious in order to provide
Using a computer model to estimate future productivity, the accuracy of such an estimate is higher than that achieved using more subjective methods.
A Using a computer model to estimate future productivity
B By the use of a computer model to estimate future productivity
C If a computer model is used to estimate future productivity
D With a computer model for estimating future productivity
E Estimating future productivity with a computer model
Many corporations are scaling back their operations and focusing on their core businesses so as not to be hindered by over-diversification in the world marketplace.
A so as not to be hindered by over-diversification
B so that over-diversification would not hinder them
C so that they will not have so much diversification to hinder them
D and thereby not to be hindered by over-diversification
E and there is not so much diversification to hinder them
1. D. A.to provide 的逻辑主语不详
1 D 2 C 3 B
没做过Precinton，咔咔，路过猜猜
A，C，A
第一题的D：highly nutritious food that provide
单复数不一致
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