A. crooked B. hooked C. hooded D. hooted
A. infection B. injection C. instruction D. indication
A. predictions B. challenges C. operations D. combinations
A. How come B. How often C. How about D. How long
A. command B. control C. dominate D. tutor
A. Scarcely B. Occasionally C. Seldomly D. Eventually
A. variations B. channels C. frequencies D. repetitions
A. relativity B. creativity C. selectivity D. sensitivity
A. chase B. predict C. launch D. ensure
A. Why should B. Why not to C. Why not D. Why would