More than two substances are ____ in this chemical reaction.
A. happened
B. participated
C. involved
D. included
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When he writes, he always keeps a dictionay _____.
A. out of hand
B. by hand
C. in hand
D. at hand
You'd better get a doctor _____ out your bad tooth.
A. pull
B. to pull
C. pulled
D. pulling
____ information is very important to businessmen.
A. Collect
B. Collectd
Collecting
D. To be collected
The manager tried to create a situation in which all people present would feel comfortable.
A. 经理在设法创造条件,让所有的人都得到令人满意的礼物。
B. 经理试图营造一种氛围,让所有在场的人都感到轻松自在。
C. 经理在设法创造一种条件,让所有人都能够显得心情舒畅。