1 . Trump Tower, _____ as the headquarters for The Trump Organization, is a 58-story skyscraper_____in Midtown Manhattan.

A．serving; located

B．served; located

C．served; locating

D．serving; locating

2 . Just as it was leaving, Mr. Taylor rushed out and ran after it ____________________, but it was impossible to stop the thieves. (根据句意填空)

3 . ________________ (不浪费时间), he went right to the core of the matter.（根据汉语提示完成句子）

4 . He spends two weeks with each client, d________ (to show or prove sth. clearly) the features and functions of the software. (根据英文提示单词拼写)

5 . ________ his task, he went home and found his house ________, so he had to call the nearby police station immediately.

A．Having finished; broken down	B．Finishing; broken into
C．Having finished; broken into	D．Finished; breaking down

6 . The additional weight puts a strain on the ducks’ muscles, ______ their wings to twist and drop open, and if ______ fast, they can lose the ability to fly.

A．causes; treated	B．causing; treated
C．causing; isn’t treated	D．causing; not treated

7 . ______ of what happened in advance, she stood in the meeting room, confused and awkward.

A．Not having been informed	B．Not being informed
C．Having not been informed	D．Have been not informed

8 . The child lay on her mother’s lap, ________ sweetly.

A．smiled

B．smiles

C．smiling

D．was smiling

9 . 考试成功后，他变得更加自信了。(v-ing作状语)
______________________, he became ______________________.

10 . He returned home, unexpectedly, _________ the concrete wall in the backyard torn _________ and replaced with a wooden fence.

A．to find; down	B．finding; apart
C．to find; apart	D．finding; down