| Write with pen and ink . Viết bằng bút và mực. เขียนด้วยปากกาและหมึก | You must write your name in ink . Bạn phải viết tên của bạn bằng mực. คุณต้องเขียนชื่อของคุณด้วยหมึก | Do you have a fountain pen with you ? Bạn có một cây bút máy với bạn? คุณมีปากกาหมึกซึมอยู่กับตัวไหม? | Must I write in ink ? Tôi có phải viết bằng mực không? ต้องเขียนด้วยหมึกไหม ? | The octopus is in the sea . Con bạch tuộc đang ở trong biển. ปลาหมึกอยู่ในทะเล |