欧美日韩黄网欧美日韩日B片|二区无码视频网站|欧美AAAA小视频|久久99爱视频播放|日本久久成人免费视频|性交黄色毛片特黄色性交毛片|91久久伊人日韩插穴|国产三级A片电影网站|亚州无码成人激情视频|国产又黄又粗又猛又爽的

6.  Scientists are trying their best to _______  ways  to  treat the terrible disease

called H7N9.

A. come up with       B. look forward to

C. talk about        D. give up

5.  The Olympic Games of 2016 will__________________in Brazil.

A. take after     B. take off

C. take place     D. take away

4. ________  is waiting for you at the gate. He wants to say thanks to you.

A. Somebody           B. Anybody

C. Everybody          D. Nobody

3.  The mobile phone has influenced people's life a lot since it____________ .

A. invents         B. invented

C. is invented      D. was invented

2.  Annie _________ to the party. She had a wonderful time with us.

A. invites            B. is invited

C. was invited         D. has invited

A. reports         B. reported

C. is reported      D. was reported

5.   My students always share ideas in class.

Ideas ________   always _________   by my students in class.

4.  The police caught Bill because of his drunk-driving.

Bill _________  _________  ________   the police because of his drunk-driving.

3.   We saw a stranger enter the hall.

A stranger_________ __________ ________ enter the hall.

2.   Jack drank the milk just now.

The milk_________  _________ by Jack just now.