题目内容
(请给出正确答案)
[主观题]
13. It was in the classroom __________ the students were doing their homework carefully.
提问人:网友jsf11801
发布时间:2022-01-07
参与淋巴细胞归巢的粘附分子不包括 ()
A、L-selection
B、CD28
C、CD44
D、VLA-4
E、CLA
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