A. problem B. engine C. sack D. inevitably A. meat B. in the morning C. acre D. roll A. realistic B. cabbage C. tournament D. loud A. be sure about B. eleven C. left-handed D. concentrate A. salad B. strangely C. since D. division A. go climbing B. chocolate C. rifle D. watch over A. mania B. good night C. part-time D. delicious A. ton B. learn C. watermelon D. keep cool A. sandwich B. caring C. awkward D. cake A. order B. preposition C. take it easy D. wing