If you are weaka subject,and asking a te_爱下问搜题

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问题选择题

If you are weak a subject, and asking a teacher for advice can help. [ ]

A. at; working

B. in; work hard

C. at; work hard

D. in; working hard

答案

答案：D

选择题

The foreigner was talking to the children in the park ______ he was familiar with them.[ ]

A. even though

B. in case

C. so that

D. as if

判断题

T-MPLS和MPLS-TP的主要差别在数据平面。