There won´t be any oil left soon. (RUN) We will _________ oil soon.

Rising sea levels are a real threat to many coastal regions. (RISK) Many coastal regions __________ rising sea levels.

I always travel to work by train so that I don´t waste time in traffic jams. (AVOID) I always travel to work by train ________ traffic jams.

I don´t recommend hiring skis at this shop. (ADVISABLE) It´s __________ skis at this shop.

He left before the thunderstorm started. (ALREADY) He ________ the thunderstorm started.

“I´m sorry, Madam, the fish has all gone now.” (LEFT) “I´m sorry, Madam, there is ________ now.”

“I suggest you have the fish,” the waiter said to me. (ADVISED) The waiter ______________ the fish.

I´m still optimistic about climate change although the predictions are depressing. (DESPITE) I´m still optimistic about climate change _________ predictions.

Endangered species will become extinct if we don´t do more to protect them. (UNLESS) Endangered species will become extinct _______ to protect them.

It hasn´t rained for six months. (SINCE) It ___________ it rained.

As a result of the strong winds last night, several tiles came off the roof. (BECAUSE) Several tiles came off the roof __________ so strong last night.

The lake always used to freeze over in the winter. (WOULD) The lake _________ in the winter.

Governments have done too little to protect the environment. (ENOUGH) Governments _____________ to protect the environment.