The little girl walks ____________ she ______ an old woman

One of the most interesting places in Beijing____the foreigners want to visit is the Great Wall.

Be quiet, the head teacher Mr. Gu is coming.— Don’t worry. It _____ be him. Mr. Gu is much fatter.

Is yourpresent pension sufficient to cover your cost of living— Enough andto spare. _________.

It is quite impossible that it will rain tomorrow. But if it __________, I would still go to school by bike.