-----Who helped ________with the job ?
-----Nobody , They did it by______.
| A．them, them | B．them, themselves |
| C．themselves, them | D．themselves, themselves |
The earthquake ______ when I _______some cleaning.
| A．starts, was doing | B．started, was doing |
| C．was starting, was doing | D．starts, were doing |
---Let’s go hiking __________ staying at home, shall we? --- A good idea.
| A．as well as | B．in order to | C．instead of | D．because of |
--- I’m sure Jack can win the competition this term.
---Yes, I agree. _________ he works in his free time!
| A．What hard | B．How hard | C．How hardly | D．What a hard |
---I’m sorry I ______ my exercise book at home.
---Don’t forget _______ it to school tomorrow, please.
| A．forgot, to take | B．left, to bring | C．forgot, to bring | D．left, to take |
--- _______ can a tiger weigh, do you know?
---Yes, I know that a big one can weigh over 300 kilos.
| A．How many | B．How heavy | C．How much | D．What |