Be careful about everything for your carelessness will __________our difficulty.
After the fun he has had during the holidays, the boy can’t ___ on his schoolwork.
Jim went to answer the phone. ___, Harry started to prepare lunch.
Clinical evidence began to ___, suggesting that the new drugs had as wider range of useful activities than had been predicted from experiments in animals.
He had his camera ready ___ he saw something that would make a good picture.
She has already tried her best. Please don’t be too ___ about her job.