根据括号里的提示来完成句子。
1．His face ____________(因牙痛而肿了起来).(swell)
2．John was studying in his room ____________(突然听到一声尖叫).(when)
3．_____________(把绷带固定) with tape. (place)
4．I’ll ____________________(请你们大家吃饭).(treat)
5．He opened his mouth _____________(好像要说话).(as if )
6．If the injuries are second or third degree burns, ________ (至关重要) get the victim to the doctor or hospital at once.(vital)
7．___________________________(对我来说没关系) where you come from.(difference)
8．Don’t make it public ___________________(除非我同意).(unless)
9．________(不确定) John will come.(doubt)
10．Martin had called the ambulance ___________(数次) before they arrived. (number)
