شرکت در آزمون آنلاین زبان انگلیسی 2 - درس دوم | آزمون شماره 5207

.As soon as the shopkeeper understood that we weren't going to buy anything, his ..................................... changed

. Passengers should tell the airline in advance if they have any .......................... nutritional needs

.The babies in this unit have various ...............................  connected to them which monitor their heartbeat and vital signs

He was overweight and he didn't do any exercise. The ................... of his death was heart attack.