—You see, I’m poor in maths, you are not good at English, and... 
— That’s ____ we should help each other.
| A．when | B．where | C．how | D．what |
The charity sale our school organizes every year has taught us much that we would never have ________ learned in class.
| A．therefore | B．meanwhile | C．otherwise | D．instead |
---Excuse me, dad, but I’m going to the club to meet my friends in the football team.
---OK. _______ .
| A．Good luck | B．Congratulations |
| C．With pleasure | D．Have fun |
The advanced entire production process is paperless and much faster than that of ______ factories.
| A．profitable | B．comparable |
| C．conventional | D．flexible |
Her parents’ quarrelling with each other _________ is the main cause of her family’s breaking up.
| A．constantly | B．occasionally | C．roughly | D．hardly |
Eco-environment Tayshaun has endeavored not to ________ on environmental protection during industrial development.
| A．concentrate | B．compromise |
| C．proceed | D．complain |