I won’t tell the student the answer to the math problem until he______ on it for more than an hour.
A. has been working B. will have worked
C. will have been working D. had worked
I’m not sure whether I’ll succeed in persuading her to join us. ______, I’ll try my best to make it.
A. In addition B. Anyhow
C. If so D. Therefore
I can guess you were in a hurry. You ______ your sweater inside out.
A. had worn B. wore
C. were wearing D. are wearing
The company ___ a rise in salary for ages, but nothing has happened yet.
A. has been promising B. has promised
C. promised D. promises
Having been ill in bed for nearly a month, he had a hard time __ the exam.
A. pass B. to pass
C. passed D. passing
They ______ with us for the time being.
A. would stay B. stay
C. have been staying D. will be staying
