A:听到枪声才计时,会少计约 100/340s 的时间
B:听到枪声才计时,会少计约 200/340s 的时间
C:听到枪声才计时,会多计约 100/340s 的时间
D:听到枪声才计时,会多计约 200/340s 的时间
根据句意和汉语提示,写出单词的正确形式。____ On Children's Day, children could not hide their______________(excite).____ He comes from the _______________(south) city of China.____ Jim is happy to live on the ____________ (twelve) floor because he enjoys the view out of the windows.____ Mr. and Mrs. Wang will celebrate their fifteen years of ____________ (marry) this weekend.____ The water in the river is______________(harm). You can drink it without cooking.