张先生，男，49岁，有吸烟史，全麻术后回病房，麻醉未清醒，病人血压、脉搏正常，吸气困难，呼吸时喉头有

A、Please quickly send the relevant invoice bill of lading certificate of origin so that we can arrange customs declaration。

B、Please quickly send the relevant invoice,bill of lading, certificate of origin, so that we can arrange customs clearance.

C、Please quickly send the relevant invoice bill of lading certificate of origin so that we can arrange delivery。

D、Please quickly send the relevant invoice bill of lading certificate of origin so that we can arrange payment。

We can not()our offer open for more than three days, so would you please email your acceptance.

A. have

B. place

C. remain

D. leave

We can describe a wealthy Shanghai citizen as Xiaozi.

A．Y

B．N

C．NG

When we describe the cliffs ,we can use the word as ___________.

A. crystal clear

B. ever-changing

C. cragged

D. beautiful

A．turn off

B．turn on

C．turn up

D．turn down

We can infer from the text that the author describe the word "subtlety" with ______

A．ambiguity.

B．apprehension.

C．antipathy.

D．approval.

A、Enclose please find

B、We are enclosed

C、WE enclose

D、Enclosing please find