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【判断题】
灌区以渠为主,以。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】If these new methods don’t work，we’11 have to__________our old system．
A.
fall through
B.
fall behind
C.
fall back on
D.
fall in with
【单选题】The first snow didn't fall until February in our province this year, _____ was unexpected. [ ]
A.
it
B.
which
C.
that
D.
what
【单选题】To have a better future for the environment, we shall fall back on ______.
A.
our predecessors
B.
politicians
C.
computers
D.
young people
【简答题】The temperature will fall sharply the day after tomorrow,when a snowstorm____to strike our area. A．expects B．has expected C．is expected D．will be expected
【简答题】银行业金融机构包括（ ）。
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