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中国大学MOOC答案
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If you have difficulty ________ your bills, tell your utility company as soon as possible.
If you have difficulty ________ your bills, tell your utility company as soon as possible.
中国大学MOOC答案
数据帝
2024-04-13
扫描二维码
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A、pay
B、paid
C、to pay
D、paying
喵查答案：
paying
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_________most students own a smartphone, the school does not allow them to use it in the classroom.
Each worker puts in nearly 2 200 hours a year, ______ average, and contributes about $30 GDP per hour.
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