many people agree that ____knowledge of english is a must in ____international trade today.(A)

many people agree that ____knowledge of english is a must in ____international trade today.(A)
A.a;/ B.the;an C.the;the D./;the
I feel it is your husband who___________for the spoiled child.(A)why not
A.is to blame B.is going to blame C.is to be blamed D.should blame
this year's national day_________in a practical way,which is reported in people's daily.(A)why not
A.is to be observed B.observe C.observes D.is to observe
the environment problem______close attention and careful thought.(B)why not
A.calls on B.calls for C.pays D.gives
______people from all countries are respected and different views and opinions are tolerated?(C)why not
A.how B.why C.what if D.whether
what newspapers and other media have in common is that they do _______simply record what happens.(B)
A.rather than B.more than C.not more than D.no more than
was it in the village____he was born_____ the talented journalist met the retired professor?(A)
A.that,where B.where,which C.which,where D.where,that
thank you.