But if a treatment ________ delayed the disease by seven years were to be available, the number of sufferers would drop by 40% by the middle of the century.
The woman hasn’t heard from her son for months. It______her a lot.
The young man broke his arm in the accident and had to ______his job.
Jim was so busy______the answer from Lily’s paper that he forgot ______her name into his.
----Awould you please______this old lady? ----Sure. Have my seat, please.
Bob______nearly two hours doing his work yesterday.