问题补充:
that blood diseases are going to continue, we’ll have to them.
A. Assumed; doing research at
B. Assuming; do research on
C. Assuming; do research for
D. Being assumed; do research on
答案:
A. Assumed; doing research at
(答案→)B. Assuming; do research on
C. Assuming; do research for
D. Being assumed; do research on
解析:第一空考查现在分词做状语,assuming that假定…,第二空考查词组:do research on对…做调查,句意:假设血液病要继续,我们不得不做研究。选B。