Never before in my life have I seen a man __________(如此幽默,竟然把在场的每个人都逗笑了).
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Question 7
Explain: "Equal increases in government spending and tax revenues of n dollars will increase the equilibrium GDP by n dollars". Does this hold true regardless of the size of the MPS?
问卷调查属于()调查,即要求所有被调查者按统一的格式回答同样的问题。