[单选题] He is still a（）in handling such things.

1、[单选题]一 Perhaps you have heard our products. Would you like to know something more?
一（）

• A、Sure. Go ahead.
• B、I don't need anything.
• C、I've heard a lot about you.

• 点击查看答案
• 进入题库做题

2、[单选题]She's not very optimistic（）the development of 3D printing.

• A、to
• B、about
• C、at

• 点击查看答案
• 进入题库做题

3、[单选题]一 Let's go to this movie and see what exciting experience it will bring to us. .
一（）

• A、You are such a great fan.
• B、I am more interested in the film director.
• C、Can't wait to watch it. .

• 点击查看答案
• 进入题库做题

4、[阅读理解]How does genetically modified food control the occurrence of certain diseases?
A. By cross pollinating.
B. By conventional crossbreeding.
C. By altering the DNA system of these foods.

• 点击查看答案
• 进入题库做题

5、[阅读理解]Which statement is not the advantage of genetically modified food?
A. It may have harmful effects on human body.
B. Genetically modified food grows faster than their traditionally grown counterparts.
C. Farming genetically modified food can help fight world hunger.

• 点击查看答案
• 进入题库做题