58. Some elderly people find it difficult to work on the computer. → Some elderly people are not ________________________________________________________ 59. He gave me the information. I wrote it down at once. → He gave 60. I last received my brother’s email five months ago. → I have ________________________________________________________________________ 61. How high is the wall? → What ________________________________________________________________________ ? 50. I have never used a laptop before.

`58`. Some elderly people are not used to working on the computer.

`->` Be used to Ving : quen làm điều gì... `?`

`59`. He gave me the information which I wrote down at once.

`->` Which ( vật mà...) : đại từ quan hệ thay cho tân ngữ hoặc chủ ngữ chỉ vật

`60`. I haven't received my brother's email for five months.

`->` QKĐ `=>` HTHT, for + khoảng thời gian

`61`. What is the wall's height?

`->` Hỏi chiều cao `=>`  What be +...+ height `?`

`62`. This is the first time I have used a laptop.

`->` This is the first time `=>`  S + have/has + V3/ed ( HTHT )