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【单选题】
在森林收获调整中，年伐量的计算方法大约有一百多种，但归纳起来，其计算方法主要有（）A.
面积轮伐法和平均生长量法
B.
法正蓄积法、数式平分法和区划轮伐法
C.
较差法、利克式、兰多利特改正式以及面积轮伐法
D.
面积控制法、材积控制法、经济法和使用计算机以多目标决策为手段计算、分析、确定采伐量的方法。
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举一反三
【单选题】听力原文：How many employees do you have? (A) I have nine employees. (B) My employees work very hard. (C) Because we pay well. (35)
A.
B.
【单选题】The expression 'Haste makes waste' does not _____ to reading .
A.
affect
B.
apply
C.
adopt
D.
attend
【简答题】The death of Mr. Black______ (haste) the final breaking.
【单选题】Examine the structure of the EMPLOYEES and NEW_EMPLOYEES tables: EMPLOYEES EMPLOYEE_ID NUMBER Primary Key FIRST_NAME VARCHAR2 (25) LAST_NAME VARCHAR2 (25) HIRE_DATE DATE NEW EMPLOYEES EMPLOYEE_ID NUMB...
A.
DELETE FROM employees WHERE employee_id = (SELECT employee_id FROM employees);
B.
DELETE * FROM employees WHERE employee_id = (SELECT employee_id FROM new_ employees);
C.
DELETE FROM employees WHERE employee_id IN (SELECT employee_id FROM new_employees WHERE name = ('Carrey')'
D.
DELETE * FROM employees WHERE employee_id IN (SELECT employee_id FROM new_employees WHERE last_ name = ('Carrey')'
【单选题】What recruitment method involves seeking new employees through consultation with existing employees?
A.
advertising
B.
campus recruitment
C.
e-recruitment
D.
referral from employees
【简答题】Supervising employees by remote control requires more skills than when employees are within physical reach.
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