[填空题]

The need for birth control methods has developed fairly{{U}} (36) {{/U}}, with the desire among many women to be able to{{U}} (37) {{/U}}when they want to have a baby. At the same time there is a growing{{U}} (38) {{/U}}of the problem of a rapidly increasing world population.
This problem of a{{U}} (39) {{/U}}world population is largely the result of{{U}} (40) {{/U}} medical skills, which have{{U}} (41) {{/U}}the death rate and at the same time raised the birth rate by increasing live births and the number of babies who{{U}} (42) {{/U}}early childhood. There is a growing{{U}} (43) {{/U}}that food production cannot keep pace with these increase, the result of which is that in some countries people are already starving to death. This problem is further complicated by the fact that in places like America and Europe, we obtain by trade and consume far more food and resources like oil than, say, the average India, {{U}} (44)

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