Much to his surprise，he invited only twenty friends to the dinner，but____ came．
| A．twice as many as | B．as many as twice | C．twice as many | D．twice more than |
The workers were so tired that they fell asleep where they ______without undressing.
| A．lying | B．were lying | C．lied | D．were lain |
The foreign guests liked the children and their shows ________they saw in the kindergarten.
| A．what | B．who | C．which | D．that |
It was not _______she took off her glasses ______I realized she was my former classmate .
| A．when; that | B．until; that | C．until; when | D．when; then |
The old man has expected to see all his children when he was in hospital, but ______ came to see him.
| A．none | B．no one | C．someone | D．anyone |
David apologized for _______to inform me of the change in the plan.
| A．his being not able | B．him not to be able |
| C．his not being able | D．him to be not able |