Question

In summer, food goes bad easily     the weather is very hot.

A．though

B．because

C．but

D．or

Answer 1

B

试题分析：though虽然，尽管；because因为；but但是；or或者，否则。句意：在夏天，食物容易变坏，因为天气太热了。结合语境可知选Ｂ。