Swings moved gently ______ in the breeze，as if rocked by some unseen hand.
A.sooner or later B.back and forth C.more or less D.thick and thin正确答案B
Swings moved gently ______ in the breeze，as if rocked by some unseen hand.
A.sooner or later B.back and forth C.more or less D.thick and thin正确答案B
