机动车驾驶人违法驾驶造成重大交通事故构成犯罪的，依法追究什么责任？
A．刑事责任
B．民事责任
C．经济责任
D．直接责任
参考答案：A
We laugh at jokes, but seldom __________ about how they work.
A．we think
B．think we
C．we do think
D．do we think
