l. When you are walking across a street, you must are very careful . A B C D | ( ) |
2. Few of them can drive, can"t they? A B C D | ( ) |
3. He couldn"t go to school because illness. A B C D | ( ) |
4. There are much too people in Room 303. A B C D | ( ) |
5. I can"t find my pen. It mustn"t still be in the classroom. A B C D | ( ) |