cancer is a disease_ causes are still not clearly known A whose B which C that D who 选什么

cancer is a disease_ causes are still not clearly known A whose B which C that D who 选什么 填词Cancer is a d__________ disease,which can’be cured. Cancer there is nothing like the suggestion of a cancer risk to scare a parent He's got cancer and now.A.dies B.died C.is dying D.has died Cigarette smoking is a major factor contributing to cancer.请问contributing改成leading对吗? Cancer is second onil to heart disease aas a cause of death.什们意思 As we all know ,cancer is a d____disease,which can't be cured填什么 lost as a cancer grows Sunshine is good for our health.However,________(expose) to the sun for a long time can cause skin cancer. Smoking a lot may c____ cancer. It is generally believed that there is a ______ between smoking and lung cancer.A.principle B.coincidence C.conflict D.link 英语翻译Amidine analogue of chlorambucil is a stronger inhibitor of protein and DNA synthesis in breast cancer MCF-7 cells than is the parent drug. ______ is known to all ,cancer is among the top killer diseases in our country today.A.It B.As C.That D.What It is reported that this medicine is __________ against lung cancer.A：economic B：easy C：expensive D：effective 我选择D The old lady who suffers from lung cancer ___ at the moment.选项:a、is being operated onb、is operated onc、operates ond、to be operated on last year the old man__S1000 to cancer research.He is great.A.contributed B.donated C.subscribed which is right?why?thanks! one of four will get cancer,is it true?