The thought of going back home was_______kept him happy while he was working abroad．
| A．that | B．all that | C．all what | D．Which |
I’m sorry to tell you that the library doesn’t allow ________ loudly.
| A．talking | B．to talk | C．anyone talking | D．anyone talk |
The comments on the film, ______ this is one example, are very sharp.
| A．of what | B．for that | C．of which | D．for which |
He _________ English for eight years by the time he graduates from the university next year.
| A．will learn | B．will have learned | C．will be learning | D．has graduated |
Try to be more careful next time. Carelessness only ______ mistakes.
| A．tends to | B．results from | C．leads to | D．turns to |
The great chance he has been looking forward to _______ at last.
| A．appear | B．appearing | C．has appeared | D．appeared |