新视野大学英语第二版4

Listening in

Task 1 BAAAD

Task 2

1.Research

2.genes

3.journal

4.warn

5.productivity

6.grow

7.survival

8.Plant breeders have already used preliminary information from the rice genome to create experimental strains of rice that better resist cold and pests

9.The new map could better explain more than just rice. Rice shares a common ancestor with other cereal crops

10.While significant progress has been made in the analysis of the rice genome, the mapping of the human genes is also making headway

Task 3 CBDAD

Let’s talk kitchens opposed labeled completely law GM ingredients choice Tougher any content the public fear safer naturally cheap decide

Futher listening

Task 1 biotechnology rejected special labels 73% to 27% a new type of tomato against save lives improve the human condition medicines conventional foods

Task 2

AABBA

Task 3

DBACC

Viewing and speaking