— Could you tell us _____?

— For about two weeks. [ ]

A. how soon you will be back

B. how long you will be there

C. how soon are you going to be back

D. how long are you going to be away

涂膜防水层的涂料涂布施工顺序为______。

A．先高后低，先远后近

B．先低后高，先远后近

C．先高后低，先近后远

D．先低后高，先近后远