求assume的用法

assume我查了词典有假设，假装的意思
那假设去做，假装去做是用什么词组啊？assume to do嘛？

vt. 假定,设想,承担

Examples:
1. The problem has assumed a new form.
这个问题又以新的形式出现。
2. I assumed you can speak French fluently.
我以为你能讲流利的法语。
3. I made a mistake and I will assume responsibility for it.
我错了，我愿为此承担责任。
4. She was in arrogance to assume she would win every time.
她认为每次都能赢，未免太自大了。

vt. 1. 以为;假定为;(想当然地)认为[+(that)][o2][o8][o9] i assumed that he had gone for a stroll. 我想他去散步了。 2. 承担;就任;取得 the prince assumed power when he was only fifteen. 王子在十五岁时就掌权了。 3. 呈现;采取;采用 his illness assumed a very grave character. 他的病显得非常的严重。 4. 把...视为己有,僭取,夺取 5. 装出,假装 he assumed a look of surprise. 他装出吃惊的神色。