Air and the sun's rays create much distortion, and whatever tends to _____ their influence is useful to the astronomer.
“Will another fifty be enough?” “Just twenty will ______.”
I don’t want the green coat. It is red and black colours that ______ me very well.
The thing that ______ is not whether you fail or not, but whether you try or not.
“Do you know that Jack ______ a postman for about six years?” “Yes, I see.”
“Did you get a job?” “No, I ______, but it’s no use.”