The weather turned out to be fine yesterday. I __________ the trouble to carry my umbrella with me.
| A．should have taken | B．could have taken |
| C．needn’t have taken | D．mustn’t have taken |
I am one of the students who __________ English well in my class but he is the only one of us __________ maths well.
| A．studies; learns | B．study; learns |
| C．study; learn | D．studies; learn |
It was the first time in two years that I __________ my youngest son face to face.
| A．have seen | B．had seen |
| C．saw | D．see |
It was some time __________ I realized the fact that I had been cheated.
| A．until | B．before |
| C．unless | D．since |
We should think of what use can __________ such a material.
| A．be made for | B．be made of |
| C．be made from | D．be made into |
The writing brushes __________ bamboo and animals' hair.
| A．are made of | B．is made from |
| C．is made of | D．are made up |