中国大学MOOC: Such chemicals are indeed negatively ________ those humans to whom they are exposed.
答
答
举一反三
- Such chemicals are indeed negatively ________ those humans to whom they are exposed. A: risking B: detecting C: impacting D: overwhelming
- 中国大学MOOC: They are ______ in chemicals for many years.
- 中国大学MOOC: As these electrons are negatively charged, they will attempt to ______ each other.
- 中国大学MOOC: Why do humans explore space?
- 中国大学MOOC: When being asked for help, how can we respond negatively? ( )