In the northeastern United States, it rains intermittently 间歇地 throughout the spring.
A、steadilyC
暂无解析
TheeconomyofDallas,Texas,isstronganddiversified.
AlthoughtheCarbon14methodofdatingoldobjectsisnotfoolproof,itisthebestmethodavailableatpresent
Formerly , in the United States, many nurses worked as private duty nurses rather than in hospitals.
Alligatorsstillexistinsomeofthedank潮湿swampsandbayous小海湾ofAlabama'scoastalregions.
Insectpestsareamongtheleadingcausesofcropfailure.
