选择题：渠道水量流失主要是A、 渗透B、 漏损C、 蒸发D、 蒸腾

When you make a public speech, try your best to make yourself clearly ________ .

8. 为防止最后一排座位距黑板过远,后排座位距黑板的距离不宜大于( )(本题5.0分)A、 8mB、 8.5mC、 9mD、 9.5m

1. The word “asset” in line 1 probably means_________2. The author tries to conv

Modern science and technology has _____ communication between people far apart.A

I feel like ________ to the landlord of the house to complain about the broken w