Hg为()元素的符号。
A、铂
B、银
C、金
D、汞
参考答案:D
The old man came ______ to the railway station, only ______ the train was slowly pulling out of the station.
A.and ran; found
B.running; finding
C.running; to find
D.to run; finding
丹麦人发明了著名的()、()面包。采用(),在面团中包入奶油,再进行反复折叠和压片,再用油脂将面团分层,产生清晰的层次,这种丹麦面包入口即化,特别酥松,成为世界面包家族中最受欢迎、最著名的产品之一。