________ is a very clever scientist who can’t walk or even speak, but he regards his many physical problems as unimportant.
| A．Einstein Albert | B．Stephen Hawking |
| C．Edison Thomas Alva | D．Newton Sir Isaac |
The police warned the thief _______again.
| A．not to steal | B．to not steal |
| C．not steal | D．not stealing |
I wonder_____ they will pass the exams or not.
| A．if | B．whether | C．that | D．what |
The light______ by Edison is helpful for people.
| A．invent | B．invents |
| C．invented | D．inventing |
—________do you practice your pronunciation?
—I practice it _____ asking the teacher for help.
| A．What; by | B．How ; by |
| C．What; with | D．How; with |
----Can you explain ______________________________, especially my writing?
----Of course. It’s my pleasure.
| A．How can I make progress in my English |
| B．How I can improve my English |
| C．What could I do with my English learning |
| D．What I could do to improve my English |