Do you think you can get the work ______ in less than five days

The Huanghe River is not so ______ as the Changjiang Ri...

单项选择题The Huanghe River is not so ______ as the Changjiang River.

--You seem to have learned all the new English words by...

单项选择题--You seem to have learned all the new English words by heart.
-- ______.

Please open the window, ______A．can'tB．aren't youC．do y...

单项选择题Please open the window, ______