People stood around in small huddles,_____ the rain. [ ]

The USA and some other countries helped the rebels in Libya ____________ their promise to support democracy (民主) and fair trade

Each member country of WTO must_____its laws and regulations and complete on the principle of fairness and cooperation. [ ]

To enjoy the scenery, Irene would rather spend long hours on the train _____ travel by air

Tim and I will visit the exhibition this weekend. Would you like to join us– .