31.－What are on show in the museum?
－Some pictures ____ by middle-school students.
| A．taking | B．having been taken | C．taken | D．being taken |
He seems too tired today, and I wonder__________ he got a good sleep last night.
| A．when | B．that | C．if | D．where |
David jumped _____ to get the first ______ the beginning of the sports.
| A．enough high; in | B．enough highly; in |
| C．high enough; at | D．highly enough; at |
The president of the country was well_________ of when he was in power.
| A．praised | B．fond | C．appreciated | D．thought |
---Must I take this medicine, Mom? It ________ so terrible.
---Yes, you must take it for another three days.
| A．is tasting | B．is tasted | C．tastes | D．has tasted |
-Did Linda see the traffic accident? -No, no sooner ______than it happened.
| A．had she gone | B．she had gone | C．has she gone | D．she has gone |