用括号内所给单词的适当形式填空 1. The mother __ __ (stand) her child up on a big box. 2. Anyway we must believe (oneself). 3. They (already produce) a new kind of computer. 4. They (continue) to offer the living expenses in the school for you next year. 5. There is something wrong with his bike, so he ( have to) go home on foot.