Nobody knows the ________ why she was absent from meeting. Maybe she was ill.
A.reason B.choice C.hobby D.stress
He ________ the wallet he dreamed of on his birthday. He felt very happy.
A.achieved B.realized
C.considered D.received
Although these questions are very ________， many students can't work them out.
A.simple B.strange C.difficult D.real
(2018张家口二模)We all should make an effort to ________the environment so that we can live in a green world.
A.protect B.regret C.clear D.hide
(2018保定清苑区一模)When playing sports, we should keep safe and ________ hurting ourselves.
A.keep B.avoid C.forget D.consider
(2018泰州改编)It's not surprising that Simon failed the exam again. Computer games________ too much of his time.
A.take in B.take on C.take off D.take up
