停服避孕药后什么时间怀孕合适？
参考答案：
服用避孕药的妇女，若想生育，最好停药后月经恢复半年以上再怀孕。
-- Imagination _____ important in science, and it helps us dream up our future.
-- You are definitely right. If only something _____ allow me to see insects and spiders
magnified without getting closer to them. [ ]
A. was; would
B. is; will
C. will be; can
D. is; could
生育证的作用？
