I had great difficulty ______ the suitable food on the menu in that restaurant.
| A．find |
| B．found |
| C．to find |
| D．finding |
Do not start a book unless you can see from the first few pages that it is ________ you can easily read and understand.
| A．that | B．one | C．the one | D．that one |
______ is often the case, many Chinese parents save enough money for their children’s further education.
| A．Which | B．That | C． As | D．Where |
Little Bob is often educated by his parents to be good and friendly to anybody even if ________.
| A．attacking | B．is attacked | C．to be attacked | D．attacked |
--- Mike, it’s a pity you didn’t come to last night’s concert. It was really great!
--- Really? If I ________ so busy, I would have gone with you.
| A．hadn’t been | B．weren’t | C．shouldn’t be | D．wouldn’t be |
Some children want to challenge themselves by learning a language different from ________ their parents speak at home.
| A．不填 | B．which | C．one | D．what |