【推荐1】Monarchs (黑脉金斑蝶) are the only butterflies known to make two-way migrations, as birds do. In the late summer and early fall, the butterflies typically leave southern Canada and northern and central regions of the United States. They make a dangerous trip to Florida and Mexico, _______ the weather is warmer. (用适当的词填空)

【推荐2】Tik Tok’s woes (麻烦) offer others an opening. In India, ________ 200 million users lost access to it overnight, a local rival, Roposo, got 22 million sign-ups in 48 hours. In America Facebook is about to launch Instagram “Reels”, a TikTok clone, and YouTube will soon roll out “Shorts”. (用适当的词填空)