3D printers are still _____ expensive for most of us ______ afford.
| A．so, to | B．such, to | C．too, to | D．much, to |
—What were you doing at this time yesterday?
—We _______ in the classroom.
| A．read | B．were reading | C．are reading | D．was reading |
—Would you mind passing me today’s newspaper?
—_______
| A．Yes, please. | B．Yes, I’d love to. |
| C．You are welcome. | D．Not at all. |
—Do you often help your cousin with his English?
—No. He learns English _______.
| A．by himself | B．for himself | C．himself | D．on himself |
The girl is only two years old. She is _______ to go to school.
| A．old enough | B．young enough | C．too old | D．too young |
My sister is only three years old. She can’t take care of _______.
| A．her | B．herself | C．myself | D．yourself |