高中英语语法知识单项选择题专练 强调句（word版含解析）

高中英语语法知识单项选择题专练 强调句 1. I really don’t know _______ I had my mobile phone stolen. A. when was it that     B. that it was when      C. where it was that       D. it was where that 2. Was it _______ it snowed last night that you didn’t come to the party? A. that                       B. because                  C. why                         D. if 3. I just don’t understand _______ that prevents so many Americans from being as happy as one might expect. A. why it does            B. what it does           C. what it is                   D. why it is 4. It was the news of not being the first to know and everyone who did know lying to me about it _______ hurt me. A. what                      B. which                   C. that                          D. × 5. It was not until she had arrived home _______ she remembered her appointment with the doctor. A. that                        B. when                    C. and                          D. where 6. It is the protection for the trees ___