【单选题】It's cold. you'd better _____ more clothes. [ ]
【单选题】关于工程网络计划中关键线路的说法,正确的是 ( )
【单选题】—Can you please close the door? It’s cold. —_____.
【单选题】–Would you mind if I ______ here? –______. It’s not allowed.
B.
smoked; You’d better not
C.
smoke; That’s all right
D.
smoked; You are welcome
【单选题】—What’s _____ with you? —I have a cold. [ ]
【单选题】It's cold outside. You'd better put on more clothes ______ you'll catch a cold. [ ]
【单选题】下列关于工程网络计划关键工作的表述中,正确的是( )。
B.
单代号网络计划中的关键工作与其紧后工作之间的时间间隔为零
D.
双代号网络计划中的关键工作必定全在关键线路上
【单选题】关于工程网络计划中关键线路的说法,正确的是( )。
【单选题】A: Lunch together tomorrow? B: ______.
A.
It's very kind of you.
【单选题】在工程网络计划中,关键工作是指( )的工作