1. ______ at conveying her underlying message through topical plots and contemporary characters that by 1940 her book had sold some three million copies
A. So successful, Grace Lee
B. So successful was Grace Lee
C. Grace Lee, so successful
D. Because Grace Lee was so successful
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2. We must urge that delegates ______ from the various factories in a district.
A. should elect
B. will be elected
C. be elected
D. must have been elected
3. It wasn' t such a good dinner ______ she had promised.
A. that
B. as
C. which
D. what
4. By the end of this month, we surely ______ a satisfactory solution to the problem.
A. have found
B. will have found
C. will find
D. will be finding
5. The doctor insisted that his patient ______ the medicine.
A. take
B. takes
C. to take
D. taking