Luckily good things _________ here to save local wildlife.
A．a(chǎn)re doingB．a(chǎn)re being done
C．had been doneD．will do
B
這題考查時態(tài)語態(tài)，好事情是正在被做，選B，現(xiàn)在進(jìn)行時的被動語態(tài)。選B。
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