单项选择题
There was a house at（）
A.the mountain foot B.the foot of the mountain C.the feet of the mountain D.the mountain's foot
单项选择题 The invention of chopsticks（）the wisdom of Chinese ancient people.
单项选择题 I suggested（）fishing.
单项选择题 Do not express shock for what you hear（）matter how shocking it might seem.
