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【单选题】
The dictionary still ______ where I had ______it before.A.
lay...lain
B.
lay...laid
C.
lies...lain
D.
lied...laid
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举一反三
【单选题】Who do you think is the right person to ______the task?
A.
undergo
B.
undertake
C.
understand
D.
underline
【单选题】— No one can answer the question _______ we can complete the task in time, do you know? — Yes, and this is because we don’t know the way _______ the scientist used last time．
A.
whether; which
B.
if; which
C.
whether; in which
D.
if; in which
【单选题】. ______________that no one wants to __________ it.
A.
Such challenging is the task; take to
B.
So challenging is the task; take on
C.
How challenging is the task; take up
D.
The task is such challenging; take in
【简答题】交联法是采用 使 之间或 之间发生交联,形成 的酶固定化的方法。
【单选题】Don't multitask - ............................on one task at a time.
A.
Arnold
B.
Emma Jayne
【单选题】The task is too much for me, so I can’t carry on ______ any longer. I must gets one help.
A.
singly
B.
simply
C.
alone
D.
lonely
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