A、try
B、tried
C、tries
D、trying
第1题:
Again, differences between people and the opportunity for natural selection to take advantage of it have diminished.
第2题:
第3题:
计划的主要内容包括______,计划必须清楚地确定和描述这些内容。
A.What, Why, Who, Where, When, How many, How much
B.What, Why, We, Where, When, How to, How much
C.What, Why, We, Where, When, How, How much
D.What, Why, Who, Where, When, How, How much
第4题:
29________.
A.Soon
B.Finally
C.Once
D.Again
第5题:
计划的主要内容包括______计划必须清楚的确定和描述这些内容。
A.What,Why,Who,Where,When,How many,How much
B.What,Why,We,Where,When,How to,How much
C.What,Why,We,Where,When,How,How much
D.What,Why,Who,Where,When,How,How much