代词
The child tiptoed(翘起脚尖走) quietly to the bird. _____ into the forest when he was about to catch it.
The child tiptoed(翘起脚尖走) quietly to the bird. \_\_\_\__ into the forest when he was about to catch it.
Our company’s visitors decided to stay in our city for _____ two days as they wanted to have a look around.
Our company’s visitors decided to stay in our city for \_\_\_\__ two days as they wanted to have a look around.