GRE Text Completion: ETS Fundamental-GRE填空ETS基础 - WTFV7OAV7JSASMMWX

If efficacious new medicines have side effects that are commonly observed and (i)____________, such medicines are too often considered (ii)____________, even when laboratory tests suggest caution. A. salutary B. outdated C. unpredictable D. safe E. unremarkable F. experimental