单选题 Her comforting words and gentle smile ___ our fears about tomorrow.

单选题 The fight was at a simmer when the police ___.

单选题 The weather bureau ___ that a typhoon would come soon.

单选题 At that critical moment, it was his quick wit that helped us win the ___ victory.

单选题 It is ___ for everyone who signed up for this class to have a basic knowledge of the constitution.

单选题 Harry tried his best to ___ himself after witnessing the car crash.

单选题 Next year, our company plans to ___ wind power.

单选题 A smartwatch is a wearable ___ that functions like a traditional wristwatch but with a touch screen and additional features.