A. 效率低、进度较慢、投入朝前 B. 效率高、进度较快、投入延后 C. 效率较高、进度快、投入超前 D. 效率较低、进度较快、投入超前
A. cultural B. literate C. sensitive D. sensible
A. statistics B. average C. tendency D. category
A. equally B. intensely C. successively D. exclusively
A. less B. best C. fewer D. better