This washing machine is environmentally friendly because it uses _____water and electricity than _ ___models.
| A．less; older | B．less; elder | C．fewer; older | D．fewer; elder |
A car’s tires should be ______ regularly to ensure their safety.
| A．tried | B．checked | C．treated | D．experienced |
Eventually I reached the point _____ I was beginning to enjoy my work.
| A．where | B．when | C．that | D．which |
By the time he realizes he _____ a mistake, it’ll be too late for him to change his mind.
| A．makes | B．made | C．has made | D．had made |
The prime minister said that ______ students lack nowadays is devotion and patience.
| A．how | B．why | C．what | D．if |
The poem _____ in tomorrow’s literature class is from a collection of classic works.
| A．to be recited | B．to recite | C．be recited | D．being recited |