According to the latest investigation，most mistakes be prevented if students are careful enough．
| A．must | B．can | C．have to | D．need |
It is really _____ useful dictionary, ______ dictionary every one of us needs．
| A．an, a | B．a, the | C．the, a | D．a, a |
– My friend Jack said something bad behind my back, and I feel a bit sad.
-- Well, don’t take it seriously; you know, there is a saying that goes “__________”.
| A．A good tongue is a good weapon. |
| B．A friend without faults will never be found. |
| C．A friend is never known till a man has need. |
| D．A good book is a light to the soul. |
In war, the Red Cross is supposed to offer help _________ there is human suffering.
| A．whoever | B．however | C．whatever | D．whenever |
In the play, the servant bursts in, next to the queen, ___________.
| A．empty-handed | B．looks worried | C．looking puzzling | D．to his puzzlement |
– Are you still thinking about yesterday’s football match against Class 25?
-- Oh, that’s _________.
| A．what makes me feel upset | B．whatever I feel upset about |
| C．how I feel upset about it | D．when I feel upset |