It’s hot here. Why not ________ your coat?—OK.

_____ is no doubt _____ John’s knowledge of first aid saved Ms Slade’s life.

The new CRH train between Beijing and Shanghai _______ speed once reached about 350km/h has had a 50 kph speed cut to 300 kph.

______are you going to stay there? —______a week. [ ]

.Keep doing it, and you ______healthy.