1 . 虽然他很生气,但是他讲话很平静。(as引导倒装句)
______________________, he managed to speak calmly.

2 . _______________ a big hall with comfortable sofa and color TV.    
一楼是个大客厅, 有舒适的沙发和彩电。

3 . Only then ________ our urban habitats.
只有这样, 我们才能期待和谐地共享我们的城市栖息地。

4 . Now, not only are Tanzanians helped by the hospital, but people in neighbouring countries are helped as well. （英译汉）