It is these poisonous products ______can cause the symptom of the flu, such as the headache and aching muscles.
If you ______ my advice, you ______ your failure now. You ________ your victory.
Everything _____ doing is worthy of _____ well.
For a long time they walked without saying __word, Jim was the first to break ___ silence.
It was extremely dark in the passage so he___________a match.
—Do you know the reason why he failed ? —No, he’s a hard-working man___________, he failed finally.