【正文】
It______ _____. There are some clouds. must have must be finishing must have finished can’t have gone may rain4a Choose the best way to plete each sentence using the words in brackets.1. A: Where’s Jean? B: I’m not sure. She ________ (is/ might be/ must be) in the laboratory.might ben. 實(shí)驗(yàn)室2. A: Everyone is going to the pool after school. B: Really? It _______ (must be / can’t be /could be ) hot outdoors.must beadv. 在戶外,在野外3. A: That’s the phone. B: Hmm. I wonder who it _______ (must be / could be / should be).could be4. A: I wonder if there are Jim’s glasses. B: They _______ (can’t be / might be / could be) his. He doesn’t wear glasses.can’t be5. A: I hear water running in the bathroom. B: It ________________ (could be / must be / can’t be) Carla. She was thinking of taking a shower.could be/ must be1. A: Many people are wearing coats. B: The weather must be _____________ ____________.2. A: Sally has been coughing a lot. B: She might be ____________________. getting colder/