【推荐2】A series of huge channels – some almost a kilometer below the ice – ________ the warmer, deep ocean water to flow up to the front of the glacier, melting it increasingly rapidly.

A．drown

B．prevent

C．allow

D．stir

【推荐3】The incident of men attacking women at a restaurant in Tangshan has become one of the top________hashtags on Weibo, unleashing a flood of anger on social media and_________a debate over the treatment of women.

A．overwhelming…staging	B．trending… renewing
C．appealing… sealing	D．challenging… striking