___it is raining hard ,______they go on working.A.though,but B.though,/ C.although,but D.but./

问题描述:

___it is raining hard ,______they go on working.A.though,but B.though,/ C.although,but D.but./

B

B.though,/
though后面半年跟but

B
虽然雨下得很大,他们仍继续工作
though/.although都不能与but 连用