A. Had they arrived
B. Would they arrive
C. Were they arriving
D. Were they to arrive
[单选题]______ before we depart the day aftertomorrow, we should have a wonderful d
[试题]________beforewedepartthedayaftertomorrow,weshouldhaveawonderfuldinnerparty.A.)HadtheyarrivedB)Wouldtheyarrive
[单选题]________ you are leaving tomorrow, we can have dinner together tonight.A.Si
[单选题]After the engine is warned, we should() the turning gear before starting up the engine.A . take inB . put inC . take outD . put u
If we ________ early in the morning, we should reach the coast before dark.A. ta
We first got to know each other at a Christmas party. But we _____ each other a
[单选题]We don’t have beds in the spacecraft, but we do have sleeping bags. During
[单选题]We don’t have beds in the spacecraft, but we do have sleeping bags. During
[单选题]We don’t have beds in the spacecraft, but we do have sleeping bags. During
[单选题]We don’t have beds in the spacecraft, but we do have sleeping bags. During