茅盾散文著作颇丰，代表作有（）
A.《卖豆腐的哨子》
B.《白杨礼赞》
C.《风景谈》
D.《荔枝小品》
参考答案：A, B, C
Thank you for all your hard work last week. I don't think we ______ it without you.[ ]
A. can manage
B. could have managed
C. could manage
D. can have managed
当工程内容明确、工期较短时，宜采用（）。
A.总价可调合同
B.总价不可调合同
C.单价合同
D.成本加酬金合同
