It_______fortwohoursnow
D
雨现在还在下，是持续到现在的动作，所以根据句意，用现在完成进行时比较好。
InEurope_______arethetwoleadingcontendersforaglobalreservationssystem.
______thenewplancanbecarriedoutwillbediscussedatthemeetingtomorrow.
Whycouldn’tyou________ananswerwhenIaskedyouwhyyouwerelate?
Thegovernmentcalledoutpolicementosuppresstheriot.
Thevisitingministerexpressedhissatisfactionwiththetalks,________thathehadenjoyedhisstayhere.