【单选题】
____, he is not capable of teaching.
①
A teacher as he is
②
Teacher as he is
③
As a teacher
④
As a teacher he is
【单选题】
18.He told me he saw it , but _____fact he wasn’t really there.
①
in point of
②
at point of
③
about point of
④
from point of
【单选题】
20. Only when he had handed in his exam paper ____ he had made several mistakes.
①
he has realized
②
does he realize
③
has he realized
④
did he realize
【单选题】
He is so shy that he ____ speaks in the public.
①
often
②
frequently
③
seldom
④
sometimes