1 . 我借助报纸上的一则广告找到了我的自行车。
I found my bike________ ________ ________a notice in the newspaper.

3 . They keep in touch with each other by m_______ of email..

4 . 科学家们通过新的电脑算法（algorithm）取得了首张黑洞照片。
Scientists took the first picture of Black Hole _____________ _____________ _____________ new computer algorithm.

5 . We are likely to finish the task ahead of time ________ means of our hard work. (用适当的词填空)

6 . making decisions, the human brain cannot be compared with the computer because in the long process of evolution the slow pace of life didn’t require such an ability of the human brain.

A．On behalf of

B．In response to

C．By means of

D．In terms of

7 . The car is great_______its power, economy and space, but it is not comfortable．

A．by way of	B．by means of
C．in terms of	D．in place of

8 . Los Angeles is the second largest U.S. city______ population, afer New York City.

A．in terms of

B．on behalf of

C．by means of

D．for lack of

9 . Music treatment involves a specialist playing an instrument or singing _______ the patient’s mood.

A．by means of

B．on behalf of

C．on account of

D．in response to

10 . everyone here，I wish you a pleasant journey back to your journey.

A．By means of

B．On behalf of

C．In search of

D．For fear of