神马品牌网盐酸 碳酸钠 反应:帮我做几道题（16）
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1.You'll be responsible ______ keeping your room tidy.
A.to B.for
C.at D.about
2. Identify the errors in the following sentences: Alice is the only one of those neighbors who are always willing to help the old.
A.the only B.who
C.are D.the old
改错题
A.to B.for
C.at D.about
2. Identify the errors in the following sentences: Alice is the only one of those neighbors who are always willing to help the old.
A.the only B.who
C.are D.the old
改错题
B.for
responsible for固定搭配
C.are
应该是is
1.B.
2.A
B
第二题什么啊?
1.B.responsible for固定词组
2.A.
B C
bb