(二)主题词汇训练
Ⅰ.写出下列各句中加黑词的汉语意思
1．The research on soil seed banks is an important subject in plant ecology. 生态学
2．Scientists have made a breakthrough in their treatment of that disease. 突破
3．The bacterium can grow in the presence or absence of oxygen. 细菌
4．There were about 300 million tons of grain in the fields at the start of the harvest.
收获
5．If you look at the paper under a microscope, you will see the fibres. 纤维
6．Rich industrialised countries have sown the seeds of global warming. 播种
