The president claimed that once he _______ himself to this course of action therewas no going back.
A) decided
B) committed
C) acclaimed
D) claimed

单项选择题We don't have sufficient resources to _______ our campaign for long.A) surviveB) observeC) sustainD) maintain

单项选择题They claim that （）1,000 factories closed down during theeconomic crisis.

A. increasingly
B. approximately
C. considerably
D.incredibly

单项选择题At first _______ I thought it was a dog but I was mistaken.A. impressionB. glanceC. assumptionD. instance

单项选择题To _______ the profit should not be the only purpose of a company.A. maintainB. stimulateC. maximizeD. stir

单项选择题It is essential that everything in advance.A.should dwcideB.be decidedC.decidedD.will be decided

单项选择题What he said was so complicated that I _________ after the first couple ofsentences.A) kept trackB) lost trackC) signed upD) fell into

单项选择题The plan for a new office tower went ahead ______ local citizens ’ opposition.A) regardless ofB) in regardC) with regard toD) in spite

单项选择题The economic crises in that country have _______ the stability of thegovernment.A. threatenedB. testifiedC. thrivedD. healed

单项选择题Humans can easily _______ the emotional expressions of chimpanzees.A) cooperate withB) identify withC) meet withD) gowith

单项选择题I think it ’s time to _______ a different strategy in my dealingswith him.A) adaptB) adoptC) defineD) decline