______,he could not lift the weight.

______,he could not lift the weight.
选项:
a、Strong while he was
b、 However strong as he was
c、 Strong as he was
d、 Strong although he was
As more and more factories become ____ dependent on oil,the oil-producing countries are more powerful than ever before.
选项:
a、normally
b、basically
c、increasingly
d、consequently
I have always regretted ____ more when I was young.
选项:
a、having not learnt
b、not to have learnt
c、not to learn
d、not having learnt
In dealing with public relations,we should make every effort to prevent the ______ in personality.
选项:
a、contact
b、 contrast
c、 connection
d、 conflict