[单项选择]Two days (past) (before) he realized that the task was (beyond his) (capacity).


A. past
B. before
C. beyond his
D. capacity

[单项选择]Two days (past) (before) he realized that the task was (beyond his) (capacity).


A. past
B. before
C. beyond his
D. capacity

[单项选择]

On the past few days, two nations with large numbers of AIDS-infected people have announced plans to distribute a triple cocktail of life-prolonging antiretroviral drugs free to all who need it. China has been treating 5,000 patients and plans to expand the program to cover everyone in the country. South Africa’s cabinet approved a plan that includes drugs for all who need them.
China spent years denying it had an AIDS problem. Until recently, South Africa’s top officials minimized the epidemic, questioned whether H. I. V. was the cause of AIDS and labeled antiretroviral drugs "poisons". Both countries have now taken a courageous and essential step.
But only one is likely to succeed. Indeed, China’s program is already failing. One in five Chinese who have received antiretroviral drugs has already stopped taking them, which can lead to the creation of drug-resistant strains of the virus. China has only about 100 doctors nationwide with e
A. bring up some facts about AIDS preventing and curing in the world.
B. urge Chinese government to do something about AIDS.
C. compare two countries in the AIDS-related work.
D. say something about the development in the AIDS preventing method.

[单项选择]Marlin visited his aunt two days before he ______ town.
A. leaves
B. will leave
C. had left
D. left

[单项选择]Joe ______ away for the last two days but he is due back tomorrow.
A. is
B. has been
C. went
D. has gone

[单项选择]He has been very busy these days, so he really needs ______.
A. having a rest
B. have a rest
C. to have a rest

[单项选择]The labor market has been tight over the past two years, so we can expect some request for salary ______ from our senior employees.
A. raises
B. rises
C. arises
D. arouses

[单项选择]He was given two alternatives and he preferred the ______ to the latter.


A. previous
B. prior
C. former
D. initial

[单项选择]If task A has seven days of free float and 15 days of total float and the early start date is delayed 5 days, what does this do to the completion date of the project

[单项选择]If Task B has 15 days of free float and 25 days of total float, and the early start date of Task B is delayed 30 days, how is the project affected

[填空题]He stays at home on rainy days.
He stays at home when it is ______.

[单项选择]He worked ______ at his task for weeks before he felt satisfied that the results would justify his long effort.
A. occasionally
B. regularly
C. patiently
D. assiduously