成人高考考试

【单选题】( )44.
A、Backwards and forwards
B、Up and down
C、Left and right
D、Around and around
网考网参考答案：A
网考网解析：
backwards and forwards adv. 来回地; [例句]Draw the floss backwards and forwards between the teeth. 将牙线在齿间来回拉动。 查看试题解析出处>>