He has had one of his kidneys removed and has been ill, too," she ______in herdiary.

In times of trouble or difficulty, one may take __________ help is available.

The teachers often tell their pupils _____ across the road when the traffic light is red.

German Chancellor Angela Merkel says united Europe could fail if Eurozone(欧元区) ______ over debt problems in Greece, Italy and other weaker economies.

I __________use a clock to wake me up because at six o’clock each morning the train comes by my house.