What annoys(使生气) us is that he usually does nothing but about having so many things to do at weekends.
| A．to complain | B．complain | C．complains | D．to complaining |
97. Yesterday we received a _____ in which several customers have found fault with our products.
| A．letter of congratulations | B．letter of thanks |
| C．letter of criticism | D．commendatory letter |
98. You can go swimming on _____ that you don’t go too far from the river bank.
| A．account | B．purpose | C．condition | D．Situation |
99. A 100% ______ dress can keep people refreshed in summer and warm in winter.
| A．cotton | B．nylon | C．dacron | D．chemical fibre |
100. In the battle we fought to the death in defense of our positions and paid a heavy _____ for last victory.
A. cost B. price C. value D1. Pay
101. In the _____ of my long life I’ve known many changes which took place in this village.
| A．course | B．cause | C．way | D．day |