A dark blue design will not ___ on a blackboard.
| A．clear up | B．go up | C．show up | D．pick up |
I feel it is you as well as your wife that for your son’s bad performance at school.
| A．are to blame | B．is to be blamed | C．are to be blamed | D．is to be blamed |
Where on earth have you been? We you back much earlier.
| A．were expecting | B．are expecting | C．had expected | D．expect |
He works in a factory now, but he on a farm for 20 years.
| A．worked | B．has worked | C．had worked | D．had been working |
Glad to see you back. How long in Russia?
| A．did you stay | B．have you stayed | C．were you staying | D．have you been staying |
---Have you decided already?
---Yes, I at once.
| A．have decided | B．decided | C．will decide | D．had decided |