[单项选择]Only when （　） possible for all the people present to make a final decision.
A. does the director come will it be
B. the director comes will it be
C. has director come it will be
D. the chief editor comes it will be

[单项选择]Only when all the work was done（）home.
A. the young teacher returned
B. did the young teacher return
C. returned the young teacher
D. the young teacher did return

[单项选择]It is only when you overcome all difficulties and reach your goal ______fully aware that the way to success is not paved with flowers.
A. do you become
B. then you become
C. that you become
D. have you become

[单项选择]Only when we have weighted all the factors involved ______ decide when would be the best time to start.
A. did we
B. we did
C. can we
D. we can

[单项选择]

When all the people had assembled, the king, surrounded by his court, (21) a signal. Then a door beneath him opened, and the accused man stepped out into the arena. Directly opposite him were two doors, exactly (22) and side by side. It was the duty and the privilege of the person on trial to walk directly to these (23) and open one of them. He (24) open either door he pleased; he was subject to no guidance or influence but that of impartial and incorruptible chance. If he opened the one, there came out of it a hungry tiger, the fiercest and most cruel that could be found, which (25) sprang upon him and tore him to pieces as a punishment for his guilt. But, if the accused person opened the other door, out of it came a (26) lady, and to this lady he was immediately married, as a reward of his innocence. This was the (27) method of administering justice. Its perfect fairness is obvious. The criminal could (28) know out of whi
A. criminal's
B. king's
C. lady's
D. tiger's