How long do you think the car factory launches a new model?
| A．will it be until | B．it will be before |
| C．will it be when | D．it will be that |
They can surely overcome those difficulties ___ they are closely united.
| A．even if | B．as long as | C．so long as | D．B and C |
You’d better do ___ I told you.
| A．when | B．as | C．since | D．for |
I have the same opinion _____.
| A．as yours | B．as you | C．like you | D．like yours |
My opinion is the same _____.
| A．as him | B．as his | C．like he | D．like him |
Wang Pin is an orphan.He has no dad ___ mum.
| A．and | B．but | C．or | D．/ |