用所给词的适当形式填空1. Today is a sunny day. We _ (have) a picnic this afternoon. 2. My brother _ (go) to Shanghai next week. 3. Tom often _(go) to school on foot. But today is rain. He _ (go) to school by bike. 4. What do you usually do at weekends? I usually _ (watch) TV and _(catch) insects? 5. Its Friday today. What _she _ (do) this weekend? She _ (watch) TV and _ (catch) insects. 6. What _ (