Fill in each of the blanks in the following sentences with a phrase listed below. Change the form where necessary. build ... on fit into give and take hold on in short in the course of in vain let ... loose on reach for state of affairs 46. I've __________ all my hopes __________ this dictionary being published. 47. I was overjoyed that my m other __________ me __________ the apple pie. 48. They exchange money for food and food for money. __________ , they cooperate. 49. This __________ represents an unspeakable human tragedy, and is also major obstacle to development. 50. We need to focus more time on achieving goals __________ time; and how these goals can be important! 51. In fact, your emotions may become so tied to your eating habits that you automatically __________ a sweet treat whenever you ’ re angry or stressed without stopping to think about what you ’ re doing. 52. If I gain any more weight,I shan ’ t be able to __________ my clothes. 53. Our efforts were not __________ ; We didn’t waste our energy. 54. He said he would __________ to the truth with his blood and life. 55. Developing and maintaining healthy friendships involves __________ .