Manyothernewtechniquesarenowavailablethatenablemoreresearch___(do)inthetesttubetoseeifchemicalsproduceharmfulbiologicaleffects.
to be done
暂无解析
thebossescannotdowithoutprofit,workershaveanedge.
Idon’tneedanyhelpatthemoment,butI_____youroffer
No sooner ()had I reached home than Michael arrived with Jane in his car
InAugust1977,asatellitetogatherdataaboutthe10millionblackholeswhicharethoughttobeintheMilkyWay.
I'd like to remind you that there is no_____on the part of suspects to answer questions.
