题目内容

【B13】

A. even more sure
B. much sure
C. even sure of
D. sure of

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【B5】

A. run out
B. run of
C. run out of
D. run away

Which of the following is the best title?

A. Keep Away from Sudan 1
B. No Sudan 1 Dye Links to the Country
C. How Sudan 1 Dye Got Its Name?
D. Pay Attention to the Food Safety

【B18】

A. by a smile
B. with a smile
C. by smile
D. with smile

【B17】

A. starting
B. to start
C. start
D. started

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