单项选择题
Motorway technology improves flow of rush hour traffic.
- A. There are fewer accidents during rush hour.
B. There is less traffic during rush hour.
C. There ate fewer traffic jams during rush hour.
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单项选择题
Export documentation may be required for non-EU destinations.Packages sent outside the EU
A. must be documents only.
B. will need special documents.
C. might need special documents.
