党的三大优良作风是（）
A.理论联系实际
B.密切联系群众
C.批评和自我批评
D.与解放思想、实事求
参考答案：A, B, C
利率敏感性
What hardworking people! They are often seen ______ in the fields even in such hot weather. [ ]
A. to work
B. work
C. working
D. worked
