How to ______ the quality of food has become a focus now.
A.advocate B.guarantee C.possess D.measure
The school students have to ______ the neighboring noise made by the wedding company.
A.make up with B.keep up with C.put up with D.fill up with
We must ______ our unity in protection of blue sky from pollution.
A.lose B.strengthen C.divide D.ban
Mary is blind. If she ______ the bright world now, she would be full of joy.
A.will see B.can see C.could see D.has seen
We should stick to the principles and be ______ as well.
A.flexible B.determined C.patient D.relaxed
He went to the bookstore and bought _____.
A.score books B.scores books C.score of books D.scores of books
