关中平原和汉中盆地都是陕西省的主要农业区,()被称为“陕西小江南”。
A.关中平原
B.汉中盆地
C.渭北平原
参考答案:B
He did as much as he _____ her.
A.could help
B.could to help
C.helped
D.helping
门故障诊断,当故障诊断指示灯闪烁()次,表示3秒内没有解锁。
A.1
B.3
C.7
D.10