_____ he is very young, _____ he knows a lot about science.
| A．Because, so | B．Though, but |
| C．When, and | D．Although, / |
---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 |
Bob swims ________ than I, but he doesn’t swim_________ my brother.
| A．much well, as well as | B．better, as good as |
| C．better, so well as | D．better, so good as |