国际债券市场包括（）和（）。
参考答案：欧洲债券市场；外国债券市场
Only when the war was over ____ to his home town.
A．did the young soldier return
B．the young soldier returned
C．returned the young soldier
D．the young soldier did return
掺用外加剂的砂浆应采用机械搅拌，搅拌时间不得少于5min。
