The wonders which medical workers have already brought about in the diagnosis and treatment of disease suggest that a time may come (56) the physician will be able to analyze most illnesses as (57) as they start, and cure (58) before damage results. How soon this "golden age of healing" arrives will (59) greatly on how close is the collaboration between research workers in medicine and (60) who work in the sciences on which medicine depends. The physician has (61) relied on the chemist for curative drags, and on the physicist for diagnostic instruments and healing rays. In the one field new materials and in the (62) new devices are (63) produced in increasing numbers, helping to (64) imminent new miracles of medicine.
The X-ray and the microscope (65) extended the vision of the medical observer (66) he can see (67) ten inches of living flesh or (68)
Long ago, in a small village of Wakefield lived two farmers, Harry and Peter. Harry was very hard-working while Peter was (1) Every day Harry got up early and came home late, but Peter walked around for fun.One summer there was no (2) and the crops were dying. Harry thought, "I must do something to save these crops, or they shall die." With this (3) in mind, he went out to find a river so that he could dig a canal to his field. He walked on and on, feeling tired and thirsty. After a (4) search, he found a river full of blue water. He was very happy. He started digging a canal to his field. (5) it was noon his wife sent their daughter to bring Harry home (6) lunch. But Harry did not go. He did not want to leave his work unfinished. He completed his work (7) at night. He was very satisfied. He went home, had a good meal and (8) into a sound sleep.Peter did the same. But he was not at all determined. He also (9) digging a canal to his field but he didn’t have his wor
A. for
B. to
C. with
D. at
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