题目内容
Ms Johnson wants us__________Exercise（练习） 1, but you let us_________Exercise 4．
A．to do; to do B．to do; do C．do; do D．do; to do
B
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题目内容
Ms Johnson wants us__________Exercise（练习） 1, but you let us_________Exercise 4．
A．to do; to do B．to do; do C．do; do D．do; to do
B