问题
选择题
.
We won’t know how much food to buy until we decide how many people ________.
A．were coming
B．are coming
C．have been coming
D．had come
答案
答案：B
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.
We won’t know how much food to buy until we decide how many people ________.
A．were coming
B．are coming
C．have been coming
D．had come
答案：B