61) Our elder son has been knocking ___ the Europe for several months. We don't know exactly where he is or what he is doing.
(A) about
(B) round
(C) into
(D) through
62) The driver was knocked ___ at the moment of impact, and could remember nothing of how the accident happened.
(A) out
(B) in
(C) about
(D) off
63) The editor labored ___ the manuscript till early morning.
(A) in
(B) over
(C) into
(D) upon
64) It seemed that he was going to lash out ___ her but he controlled himself.
(A) at
(B) in
(C) on
(D) to
65) If he offered me a small part in his production, I'd leap ___ the chance.
(A) at
(B) on
(C) onto
(D) over
66) The decorations can be left ___ for another day.
(A) up
(B) over
(C) on
(D) into
67) I'll be lenient this time, but you won't be left ___ again,
(A) off
(B) in
(C) from
(D) with
68) Who let ___ the details of the reshuffle in the department?
(A) to
(B) out
(C) over
(D) with
69) If you won't level ___ me we are not going to get anywhere.
(A) with
(B) in
(C) from
(D) for
70) He always limbered ___ before his afternoon match.
(A) on
(B) up
(C) into
(D) in