— How is your son getting along with his work in England? —Well. He’s ___ very easily to the new environments.

Some insects_____ the colour of their surroundings (环境) to protect themselves.

He is very stubborn, it is impossible to argue _____________ what he doesn’t want to.

Many areas were stricken by the typhoon, and it was quite difficult to ______ the exact losses.

The earthquake has affected a third of the country, and it is hard to    the losses.