A: Would you like to come along with us? B: I don 't care if I do.
跟我们一起去好吗?乙:也好。;假使我这样做,我也不在乎。
B. S follow T say and do the actions .
先听,然后跟住录音边说边做动作。
T and B lymphocytes need two signals during the immune response.
淋巴细胞在机体免疫应答过程中需要两种信号的协同作用。
我没有看到标记啊。
相信我,我不会(让你失望)。
She is not a b. i. t good at music.
她一点儿也不擅长音乐。
She is not a b. i. t good at music.
她一点儿也不擅长音乐。
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