Jack
Do you think this is a clear instruction? "That's because students can book classes until 24 hours before class starts." In the system, students cannot book a class within 24 hours before the class starts, in this case, do you think the instruction is precisely expressed?
Nov 7, 2017 9:07 PM
Answers · 2
Say "up until" instead of "until" besides that its perfect!
November 7, 2017
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Jack
Language Skills
Arabic, Chinese (Mandarin), Chinese (Taiwanese), English, Russian
Learning Language
English