【判断题】旅客携带中草药、中成药出境前往国外的,总值限人民币500元。
【单选题】How many trees _____so far this year?
【单选题】--- How many coins have you collected? --- A box of them _____ .
【简答题】游客携带中药材、中成药出境前往国外的,总值限为人民币200元。( )
【单选题】游客携带中药材、中成药出境前往国外的,总值限人民币()元。
【单选题】How many Salvadoran soldiers have died in Iraq so far?
【单选题】How many planets orbiting other stars have the two scientists discovered so far?