Grammar Point:至少 zhìshǎo is a Chinese adverb that is commonly used to express the minimum or lowest quantity or degree of something. It indicates the smallest amount or level required or expected. Structure S + 至少 + V 我們wǒmen至少zhìshǎo需要xūyào五wǔ個ge人rén參加cānjiā這個zhège活動huódòng我们wǒmen至少zhìshǎo需要xūyào五wǔ个ge人rén参加cānjiā这个zhège活动huódòngWe need at least five people to participate in this event. 他tā至少zhìshǎo應該yīnggāi打dǎ個ge電話diànhuà告訴gàosù我wǒ他tā至少zhìshǎo应该yīnggāi打dǎ个ge电话diànhuà告诉gàosu我wǒHe should at least call me…