Weather_______,we’llgooutforawalk.
B
本题中没有连词，它不是复合句，也不是并列句。 句中使用了逗号，且 we 小写，可知其不是两个简单句。能够这样使用的只有独立主格或 with 的复合结构。据此判断，本句中使用的是独立结构， 其结构为：名词 +分词。 由于 permit 在这里翻译为“天气允许” ，表主动，应用现在分词，故选 B。
There is a growing body of evidence to support the fact that most people suffer from a lack of daydreaming _______ an excess of it.
Ifyouarewalkingawayfromaclocktower，youwillhearthetickingoftheclockfadetoapoint________itcannotbeheard.
ThedivisionofEnglishintoOldEnglish,MiddleEnglish,andModernEnglishisnonconventionalandnotarbitrary.
This is an important problem _______ too few social scientists have researched.
The volunteers would rather go by train than ________.